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href='https://hst-docs.stsci.edu/acsihb' class="offcanvas__section-link" target='_blank' >ACS Instrument Handbook</a></li><li class="offcanvas__item noChildren"><a href='https://hst-docs.stsci.edu/acsdhb' class="offcanvas__section-link" target='_blank' >ACS Data Handbook</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/acs/documentation/instrument-science-reports-isrs' class="offcanvas__section-link" >Instrument Science Reports (ISRs)</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/acs/documentation/stsci-analysis-newsletter-stan' class="offcanvas__section-link" >STScI Analysis Newsletter (STAN)</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/acs/documentation/conference-posters' class="offcanvas__section-link" >Conference Posters</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/acs/shortcuts' class="offcanvas__section-link" >Shortcuts</a><button 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href='http://etc.stsci.edu/etc/input/acs/imaging/' class="offcanvas__section-link" target='_blank' >ACS Imaging ETC</a></li><li class="offcanvas__item noChildren"><a href='http://etc.stsci.edu/etc/input/acs/spectroscopic/' class="offcanvas__section-link" target='_blank' >ACS Spectroscopic ETC</a></li><li class="offcanvas__item noChildren"><a href='http://etc.stsci.edu/etc/input/acs/rampfilter/' class="offcanvas__section-link" target='_blank' >ACS Ramp Filter ETC</a></li><li class="offcanvas__item noChildren"><a href='/hst/proposing' class="offcanvas__section-link" target='_self' >HST Proposing</a></li><li class="offcanvas__item noChildren"><a href='/hst/proposing/phase-i' class="offcanvas__section-link" target='_blank' >Phase I Proposals</a></li><li class="offcanvas__item noChildren"><a href='/hst/proposing/phase-ii' class="offcanvas__section-link" target='_self' >Phase II Proposal</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='https://hst-docs.stsci.edu/display/HSP/The+Hubble+Space+Telescope+Primer+for+Cycle+32' class="offcanvas__section-link" target='_blank' >HST Cycle 32 Primer</a></li></ul></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/cos' class="offcanvas__section-link" >Cosmic Origins Spectrograph</a><button class="offcanvas__section-toggle" id="Cosmic_Origins_Spectrograph_26_control" type="button" aria-label="Cosmic Origins Spectrograph submenu" aria-controls="Cosmic_Origins_Spectrograph_26_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Cosmic_Origins_Spectrograph_26_section" class="offcanvas__list" data-level="4" aria-labelledby="Cosmic_Origins_Spectrograph_26_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/cos/instrument-design' class="offcanvas__section-link" >Instrument Design</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/cos/performance' class="offcanvas__section-link" >Performance</a><button class="offcanvas__section-toggle" id="Performance_27_control" type="button" aria-label="Performance submenu" aria-controls="Performance_27_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Performance_27_section" class="offcanvas__list" data-level="5" aria-labelledby="Performance_27_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/cos/performance/monitoring' class="offcanvas__section-link" >Monitoring</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/performance/sensitivity' class="offcanvas__section-link" >Sensitivity</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/cos/performance/spectral-resolution' class="offcanvas__section-link" >Spectral Resolution and Line Spread Functions</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/cos/proposing' class="offcanvas__section-link" >Proposing</a><button class="offcanvas__section-toggle" id="Proposing_28_control" type="button" aria-label="Proposing submenu" aria-controls="Proposing_28_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Proposing_28_section" class="offcanvas__list" data-level="5" aria-labelledby="Proposing_28_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/cos/proposing/cos2025-policies' class="offcanvas__section-link" >COS2025 Policies</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/proposing/observing-strategies' class="offcanvas__section-link" >Observing Strategies</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/cos/proposing/wavelength-tool' class="offcanvas__section-link" >Wavelength Tool</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/data-analysis--software-tools' class="offcanvas__section-link" >Data Analysis & Software Tools</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/cos/calibration' class="offcanvas__section-link" >Calibration</a><button class="offcanvas__section-toggle" 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class="offcanvas__section-link" >Cycle 30 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-29-calibration-plan' class="offcanvas__section-link" >Cycle 29 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-28-calibration-plan' class="offcanvas__section-link" >Cycle 28 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-27-calibration-plan' class="offcanvas__section-link" >Cycle 27 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-26-calibration-plan' class="offcanvas__section-link" >Cycle 26 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-25-calibration-plan' class="offcanvas__section-link" >Cycle 25 Calibration Plan</a></li><li class="offcanvas__item 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class="offcanvas__section-link" >Cycle 19 Calibration Plan</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/calibration/cycle-18-calibration-plan' class="offcanvas__section-link" >Cycle 18 Calibration Plan</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/cos/calibration/cycle-17-calibration-plan' class="offcanvas__section-link" >Cycle 17 Calibration Plan</a></li></ul></li><li class="offcanvas__item hasChildren lastInLevel"><a href='/hst/instrumentation/cos/documentation' class="offcanvas__section-link" >Documentation</a><button class="offcanvas__section-toggle" id="Documentation_30_control" type="button" aria-label="Documentation submenu" aria-controls="Documentation_30_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Documentation_30_section" class="offcanvas__list" data-level="5" aria-labelledby="Documentation_30_control"><li class="offcanvas__item noChildren firstInLevel"><a href='https://hst-docs.stsci.edu/display/COSIHB' class="offcanvas__section-link" target='_blank' >COS Instrument Handbook</a></li><li class="offcanvas__item noChildren"><a href='https://hst-docs.stsci.edu/display/COSDHB' class="offcanvas__section-link" target='_blank' >COS Data Handbook</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/documentation/instrument-science-reports-isrs' class="offcanvas__section-link" >Instrument Science Reports (ISRs)</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/cos/documentation/stsci-analysis-newsletter-stan' class="offcanvas__section-link" >STScI Analysis Newsletter (STAN)</a></li><li class="offcanvas__item noChildren"><a 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aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Fine_Guidance_Sensors_31_section" class="offcanvas__list" data-level="4" aria-labelledby="Fine_Guidance_Sensors_31_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/fgs/history' class="offcanvas__section-link" >History</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/fgs/instrument-design' class="offcanvas__section-link" >Instrument Design</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/fgs/performance' class="offcanvas__section-link" >Performance</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/fgs/proposing' class="offcanvas__section-link" >Proposing</a></li><li 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firstInLevel"><a href='/hst/instrumentation/stis/instrument-design' class="offcanvas__section-link" >Instrument Design</a><button class="offcanvas__section-toggle" id="Instrument_Design_34_control" type="button" aria-label="Instrument Design submenu" aria-controls="Instrument_Design_34_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Instrument_Design_34_section" class="offcanvas__list" data-level="5" aria-labelledby="Instrument_Design_34_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/stis/instrument-design/apertures' class="offcanvas__section-link" >Apertures</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/instrument-design/detectors' class="offcanvas__section-link" >Detectors</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/instrument-design/filters' class="offcanvas__section-link" >Filters</a></li><li class="offcanvas__item hasChildren lastInLevel"><a href='/hst/instrumentation/stis/instrument-design/gratings--prism' class="offcanvas__section-link" >Gratings / Prism</a><button class="offcanvas__section-toggle" id="Gratings_-_Prism_35_control" type="button" aria-label="Gratings / Prism submenu" aria-controls="Gratings_-_Prism_35_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Gratings_-_Prism_35_section" class="offcanvas__list" data-level="6" aria-labelledby="Gratings_-_Prism_35_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/stis/instrument-design/gratings--prism/spectral-format-plots' class="offcanvas__section-link" >Spectral Format Plots</a></li></ul></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/stis/performance' class="offcanvas__section-link" >Performance</a><button class="offcanvas__section-toggle" id="Performance_36_control" type="button" aria-label="Performance submenu" aria-controls="Performance_36_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Performance_36_section" class="offcanvas__list" data-level="5" aria-labelledby="Performance_36_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/stis/performance/anomalies' class="offcanvas__section-link" >Anomalies</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/performance/image-quality' class="offcanvas__section-link" >Image Quality</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/performance/monitoring' class="offcanvas__section-link" >Monitoring</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/performance/sensitivity' class="offcanvas__section-link" >Sensitivity</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/performance/spectral-resolution' class="offcanvas__section-link" >Spectral Resolution</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/performance/throughput' class="offcanvas__section-link" >Throughput</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/stis/performance/background-noise' class="offcanvas__section-link" >Background Noise</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/stis/proposing' class="offcanvas__section-link" >Proposing</a><button class="offcanvas__section-toggle" id="Proposing_37_control" type="button" aria-label="Proposing submenu" aria-controls="Proposing_37_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Proposing_37_section" class="offcanvas__list" data-level="5" aria-labelledby="Proposing_37_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/stis/proposing/go-wavecal-aperture-selection' class="offcanvas__section-link" >GO Wavecal Aperture Selection</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/stis/proposing/exception-reports' class="offcanvas__section-link" >Exception Reports</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/stis/observing-strategies' class="offcanvas__section-link" >Observing Strategies</a><button class="offcanvas__section-toggle" id="Observing_Strategies_38_control" type="button" aria-label="Observing Strategies submenu" aria-controls="Observing_Strategies_38_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Observing_Strategies_38_section" class="offcanvas__list" data-level="5" aria-labelledby="Observing_Strategies_38_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/stis/observing-strategies/target-acquisition' class="offcanvas__section-link" >Target Acquisition</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/observing-strategies/spectroscopy' class="offcanvas__section-link" >Spectroscopy</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/observing-strategies/imaging' class="offcanvas__section-link" >Imaging</a></li><li class="offcanvas__item hasChildren lastInLevel"><a href='/hst/instrumentation/stis/observing-strategies/available-modes' class="offcanvas__section-link" >Available Modes</a><button class="offcanvas__section-toggle" id="Available_Modes_39_control" type="button" aria-label="Available Modes submenu" aria-controls="Available_Modes_39_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Available_Modes_39_section" class="offcanvas__list" data-level="6" aria-labelledby="Available_Modes_39_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/stis/observing-strategies/available-modes/high-contrast-coronagraphy-at-small-inner-working-angles-with-bar5' class="offcanvas__section-link" >High Contrast Coronagraphy at Small Inner Working Angles with BAR5</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/stis/observing-strategies/available-modes/stis-bar5' class="offcanvas__section-link" >STIS BAR5</a></li></ul></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/stis/data-analysis-and-software-tools' class="offcanvas__section-link" >Data Analysis and Software Tools</a><button class="offcanvas__section-toggle" id="Data_Analysis_and_Software_Tools_40_control" type="button" aria-label="Data Analysis and Software Tools submenu" aria-controls="Data_Analysis_and_Software_Tools_40_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Data_Analysis_and_Software_Tools_40_section" class="offcanvas__list" data-level="5" aria-labelledby="Data_Analysis_and_Software_Tools_40_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/stis/data-analysis-and-software-tools/pixel-based-cti' class="offcanvas__section-link" >Pixel Based CTI</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/stis/calibration' class="offcanvas__section-link" >Calibration</a></li><li class="offcanvas__item hasChildren"><a 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class="offcanvas__section-link" >STScI Analysis Newsletter (STAN)</a></li><li class="offcanvas__item noChildren"><a href='https://hst-docs.stsci.edu/stisihb' class="offcanvas__section-link" target='_blank' >STIS Instrument Handbook</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='https://hst-docs.stsci.edu/stisdhb' class="offcanvas__section-link" target='_blank' >STIS Data Handbook</a></li></ul></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/stis/flux-recalibration' class="offcanvas__section-link" >Flux Recalibration</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3' class="offcanvas__section-link" >Wide Field Camera 3</a><button class="offcanvas__section-toggle" id="Wide_Field_Camera_3_42_control" type="button" aria-label="Wide Field Camera 3 submenu" aria-controls="Wide_Field_Camera_3_42_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Wide_Field_Camera_3_42_section" class="offcanvas__list" data-level="4" aria-labelledby="Wide_Field_Camera_3_42_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/instrument-design' class="offcanvas__section-link" >Instrument Design</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/performance' class="offcanvas__section-link" >Performance</a><button class="offcanvas__section-toggle" id="Performance_43_control" type="button" aria-label="Performance submenu" aria-controls="Performance_43_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg 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Strategies</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/proposing/exception-reports' class="offcanvas__section-link" >Exception Reports</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/data-analysis' class="offcanvas__section-link" >Data Analysis</a><button class="offcanvas__section-toggle" id="Data_Analysis_46_control" type="button" aria-label="Data Analysis submenu" aria-controls="Data_Analysis_46_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Data_Analysis_46_section" class="offcanvas__list" data-level="5" aria-labelledby="Data_Analysis_46_control"><li class="offcanvas__item noChildren firstInLevel"><a href='https://github.com/spacetelescope/WFC3Library/tree/master/notebooks/filter_transformations' class="offcanvas__section-link" target='_blank' >Color Conversion Notebook</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/data-analysis/full-well-depth' class="offcanvas__section-link" >Full Well Depth</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources' class="offcanvas__section-link" >Grism Spectroscopy</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/data-analysis/ir-flats' class="offcanvas__section-link" >IR Flats</a><button class="offcanvas__section-toggle" id="IR_Flats_47_control" type="button" aria-label="IR Flats submenu" aria-controls="IR_Flats_47_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="IR_Flats_47_section" class="offcanvas__list" data-level="6" aria-labelledby="IR_Flats_47_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/ir-flats/blob-delta-flats-from-earth-flat-calibration-images' class="offcanvas__section-link" >Blob Delta-flats from Earth Flat Calibration Images</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/data-analysis/ir-persistence' class="offcanvas__section-link" >IR Persistence</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration' class="offcanvas__section-link" >Photometric Calibration</a><button class="offcanvas__section-toggle" id="Photometric_Calibration_48_control" type="button" aria-label="Photometric Calibration submenu" aria-controls="Photometric_Calibration_48_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Photometric_Calibration_48_section" class="offcanvas__list" data-level="6" aria-labelledby="Photometric_Calibration_48_control"><li class="offcanvas__item hasChildren firstInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration' class="offcanvas__section-link" >UVIS Photometric Calibration</a><button class="offcanvas__section-toggle" id="UVIS_Photometric_Calibration_49_control" type="button" aria-label="UVIS Photometric Calibration submenu" aria-controls="UVIS_Photometric_Calibration_49_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="UVIS_Photometric_Calibration_49_section" class="offcanvas__list" data-level="7" aria-labelledby="UVIS_Photometric_Calibration_49_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/quad-filter-photometry' class="offcanvas__section-link" >Quad Filter Photometry</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/uv-filter-modified-keywords' class="offcanvas__section-link" >UV Filter Modified Keywords</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/previous-uvis-photometric-calibrations' class="offcanvas__section-link" >Previous UVIS Photometric Calibrations</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-encircled-energy' class="offcanvas__section-link" >UVIS Encircled Energy</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-photometric-calibration' class="offcanvas__section-link" >IR Photometric Calibration</a><button class="offcanvas__section-toggle" id="IR_Photometric_Calibration_50_control" type="button" aria-label="IR Photometric Calibration submenu" aria-controls="IR_Photometric_Calibration_50_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="IR_Photometric_Calibration_50_section" class="offcanvas__list" data-level="7" aria-labelledby="IR_Photometric_Calibration_50_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-photometric-calibration/previous-ir-photometric-calibrations' class="offcanvas__section-link" >Previous IR Photometric Calibrations</a></li></ul></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-encircled-energy' class="offcanvas__section-link" >IR Encircled Energy</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/data-analysis/pixel-area-maps' class="offcanvas__section-link" >Pixel Area Maps</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/data-analysis/psf' class="offcanvas__section-link" >PSF</a><button class="offcanvas__section-toggle" id="PSF_51_control" type="button" aria-label="PSF submenu" aria-controls="PSF_51_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="PSF_51_section" class="offcanvas__list" data-level="6" aria-labelledby="PSF_51_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/wfc3/data-analysis/psf/psf-search' class="offcanvas__section-link" >PSF Search</a></li></ul></li><li class="offcanvas__item noChildren"><a href='http://archive.stsci.edu/hst/index.html' class="offcanvas__section-link" target='_blank' >Retrieving Data</a></li><li 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tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Calibration_Plan_52_section" class="offcanvas__list" data-level="5" aria-labelledby="Calibration_Plan_52_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/calibration-plan/tv3-results' class="offcanvas__section-link" >TV3 Results</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/calibration-plan/tv2-results' class="offcanvas__section-link" >TV2 Results</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/calibration-plan/tv1-results' class="offcanvas__section-link" >TV1 Results</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/calibration-plan/old-versions' class="offcanvas__section-link" >Old Versions</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/software-tools' class="offcanvas__section-link" >Software Tools</a><button class="offcanvas__section-toggle" id="Software_Tools_53_control" type="button" aria-label="Software Tools submenu" aria-controls="Software_Tools_53_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Software_Tools_53_section" class="offcanvas__list" data-level="5" aria-labelledby="Software_Tools_53_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/software-tools/crosstalk' class="offcanvas__section-link" >Crosstalk</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/software-tools/cte-tools' class="offcanvas__section-link" >CTE Tools</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/software-tools/exposure-time-calculators' class="offcanvas__section-link" >Exposure Time Calculators</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/software-tools/pipeline' class="offcanvas__section-link" >Pipeline</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/documentation' class="offcanvas__section-link" >Documentation</a><button class="offcanvas__section-toggle" id="Documentation_54_control" type="button" aria-label="Documentation submenu" aria-controls="Documentation_54_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Documentation_54_section" class="offcanvas__list" data-level="5" aria-labelledby="Documentation_54_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/documentation/instrument-science-reports-isrs' class="offcanvas__section-link" >Instrument Science Reports (ISRs)</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/stsci-analysis-newsletter-stan' class="offcanvas__section-link" >STScI Analysis Newsletter (STAN)</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources' class="offcanvas__section-link" >Grism Resources</a><button class="offcanvas__section-toggle" id="Grism_Resources_55_control" type="button" aria-label="Grism Resources submenu" aria-controls="Grism_Resources_55_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Grism_Resources_55_section" class="offcanvas__list" data-level="6" aria-labelledby="Grism_Resources_55_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/grism-data-analysis' class="offcanvas__section-link" >Grism Data Analysis</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-ir-grism-data-reduction-cookbook' class="offcanvas__section-link" >WFC3 IR Grism Data Reduction Cookbook</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/grism-frequently-asked-questions' class="offcanvas__section-link" >Grism Frequently Asked Questions</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/ir-grism-sky-images' class="offcanvas__section-link" >IR Grism Sky Images</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g141-calibrations' class="offcanvas__section-link" >WFC3 G141 Calibrations</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g280-calibrations' class="offcanvas__section-link" >WFC3 G280 Calibrations</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g102-calibrations' class="offcanvas__section-link" >WFC3 G102 Calibrations</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/documentation/grism-resources/uvis-grism-sky-images' class="offcanvas__section-link" >UVIS Grism Sky Images</a></li></ul></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/documentation/conference-posters' class="offcanvas__section-link" >Conference Posters</a></li></ul></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/wfc3/news' class="offcanvas__section-link" >News</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/focus-and-pointing' class="offcanvas__section-link" >Focus and Pointing</a><button class="offcanvas__section-toggle" id="Focus_and_Pointing_56_control" type="button" aria-label="Focus and Pointing submenu" aria-controls="Focus_and_Pointing_56_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Focus_and_Pointing_56_section" class="offcanvas__list" data-level="4" aria-labelledby="Focus_and_Pointing_56_control"><li class="offcanvas__item hasChildren firstInLevel"><a href='/hst/instrumentation/focus-and-pointing/focus' class="offcanvas__section-link" >Focus</a><button class="offcanvas__section-toggle" id="Focus_57_control" type="button" aria-label="Focus submenu" aria-controls="Focus_57_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Focus_57_section" class="offcanvas__list" data-level="5" aria-labelledby="Focus_57_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/focus-and-pointing/focus/secondary-mirror-moves' class="offcanvas__section-link" >Secondary Mirror Moves</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/focus-and-pointing/focus/hst-focus-model' class="offcanvas__section-link" >HST Focus Model</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/focus-and-pointing/focus/tiny-tim-hst-psf-modeling' class="offcanvas__section-link" >Tiny Tim HST PSF Modeling</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/focus-and-pointing/pointing' class="offcanvas__section-link" >Pointing</a><button class="offcanvas__section-toggle" id="Pointing_58_control" type="button" aria-label="Pointing submenu" aria-controls="Pointing_58_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Pointing_58_section" class="offcanvas__list" data-level="5" aria-labelledby="Pointing_58_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/focus-and-pointing/pointing/jitter-file-format-definition' class="offcanvas__section-link" >Jitter File Format Definition</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/focus-and-pointing/pointing/determining-an-observations-orientation' class="offcanvas__section-link" >Determining an Observation鈥檚 Orientation</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/focus-and-pointing/fov-geometry' class="offcanvas__section-link" >FoV Geometry</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/focus-and-pointing/documentation' class="offcanvas__section-link" >Documentation</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/legacy' class="offcanvas__section-link" >Legacy Instruments</a><button class="offcanvas__section-toggle" id="Legacy_Instruments_59_control" type="button" aria-label="Legacy Instruments submenu" aria-controls="Legacy_Instruments_59_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Legacy_Instruments_59_section" class="offcanvas__list" data-level="4" aria-labelledby="Legacy_Instruments_59_control"><li class="offcanvas__item hasChildren firstInLevel"><a href='/hst/instrumentation/legacy/nicmos' class="offcanvas__section-link" >NICMOS</a><button class="offcanvas__section-toggle" id="NICMOS_60_control" type="button" aria-label="NICMOS submenu" aria-controls="NICMOS_60_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="NICMOS_60_section" class="offcanvas__list" data-level="5" aria-labelledby="NICMOS_60_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/legacy/nicmos/instrument-science-reports-isrs' class="offcanvas__section-link" >Instrument Science Reports (ISRs)</a></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/legacy/wfpc2' class="offcanvas__section-link" >WFPC2</a><button class="offcanvas__section-toggle" id="WFPC2_61_control" type="button" aria-label="WFPC2 submenu" aria-controls="WFPC2_61_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="WFPC2_61_section" class="offcanvas__list" data-level="5" aria-labelledby="WFPC2_61_control"><li class="offcanvas__item noChildren firstInLevel lastInLevel"><a href='/hst/instrumentation/legacy/wfpc2/instrument-science-reports-isrs' class="offcanvas__section-link" >Instrument Science Reports (ISRs)</a></li></ul></li></ul></li><li class="offcanvas__item hasChildren lastInLevel"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools' class="offcanvas__section-link" >Reference Data for Calibration and Tools</a><button class="offcanvas__section-toggle" id="Reference_Data_for_Calibration_and_Tools_62_control" type="button" aria-label="Reference Data for Calibration and Tools submenu" aria-controls="Reference_Data_for_Calibration_and_Tools_62_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Reference_Data_for_Calibration_and_Tools_62_section" class="offcanvas__list" data-level="4" aria-labelledby="Reference_Data_for_Calibration_and_Tools_62_control"><li class="offcanvas__item noChildren firstInLevel"><a href='https://hst-crds.stsci.edu/' class="offcanvas__section-link" target='_blank' >Calibration Reference Data System (CRDS)</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/file-and-table-structures' class="offcanvas__section-link" >File and Table Structures</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/reference-file-retreival-instructions' class="offcanvas__section-link" >Reference File Retrieval Instructions</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/legacy-instrument-reference-files' class="offcanvas__section-link" >Legacy Instrument Reference Files</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/synphot-throughput-tables' class="offcanvas__section-link" >Synphot Throughput Tables</a></li><li class="offcanvas__item hasChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs' class="offcanvas__section-link" >Astronomical Catalogs</a><button class="offcanvas__section-toggle" id="Astronomical_Catalogs_63_control" type="button" aria-label="Astronomical Catalogs submenu" aria-controls="Astronomical_Catalogs_63_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use xlink:href="#plus"></use></svg></span><span class="svg-sprite -slider-dash"><svg role="img" aria-label="close section"><use xlink:href="#slider-dash"></use></svg></span></button><ul role="list" id="Astronomical_Catalogs_63_section" class="offcanvas__list" data-level="5" aria-labelledby="Astronomical_Catalogs_63_control"><li class="offcanvas__item noChildren firstInLevel"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-agn-atlas' class="offcanvas__section-link" >The AGN Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/atmo-2020-atmosphere-models' class="offcanvas__section-link" >ATMO 2020 Atmosphere Models</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/brown-dwarfs-and-substellar-objects' class="offcanvas__section-link" >Brown Dwarfs and Substellar Objects</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-atlas' class="offcanvas__section-link" >Bruzual Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-bruzual-charlot-atlas' class="offcanvas__section-link" >The Bruzual-Charlot Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-and-charlot-2003' class="offcanvas__section-link" >Bruzual and Charlot 2003</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-persson-gunn-stryker-atlas-list' class="offcanvas__section-link" >Bruzual-Persson-Gunn-Stryker Atlas list</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/buser-kurucz-atlas' class="offcanvas__section-link" >Buser-Kurucz Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calobs' class="offcanvas__section-link" >CALOBS</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec' class="offcanvas__section-link" >CALSPEC</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/castelli-and-kurucz-atlas' class="offcanvas__section-link" >Castelli and Kurucz Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/composite-qso-spectra-for-nir' class="offcanvas__section-link" >Composite QSO Spectra for NIR</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-galactic-emission-line-object-atlas' class="offcanvas__section-link" >The Galactic Emission Line Object Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/gunn-stryker-atlas-list' class="offcanvas__section-link" >Gunn-Stryker Atlas list</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/interstellar-extinction-curves' class="offcanvas__section-link" >Interstellar Extinction Curves</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/jacoby-hunter-christian-atlas' class="offcanvas__section-link" >Jacoby-Hunter-Christian Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-kinney-calzetti-spetral-atlas' class="offcanvas__section-link" >The Kinney-Calzetti Spectral Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/kinney-models' class="offcanvas__section-link" >Kinney Models</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/kurucz-1993-models' class="offcanvas__section-link" >Kurucz 1993 Models</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/non-stellar-spectra' class="offcanvas__section-link" >Non-Stellar Spectra</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/novae-models' class="offcanvas__section-link" >Novae Models</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/phoenix-models-available-in-synphot' class="offcanvas__section-link" >Phoenix Models available in Synphot</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/planetary-nebula-spectra' class="offcanvas__section-link" >Planetary Nebula Spectra</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/pickles-atlas' class="offcanvas__section-link" >Pickles Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/simple-stellar-population-atlas' class="offcanvas__section-link" >Simple Stellar Population Atlas</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/solar-system-objects-spectra' class="offcanvas__section-link" >Solar System Objects Spectra</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/swire-galaxies' class="offcanvas__section-link" >SWIRE Galaxies</a></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-trds-brown-atlas' class="offcanvas__section-link" >The TRDS Brown Atlas</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/trds-brown19-spectra-of-agns' class="offcanvas__section-link" >TRDS Brown19 Spectra of AGNs</a></li></ul></li><li class="offcanvas__item noChildren"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/modewave-data' class="offcanvas__section-link" >Modewave Data</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/hst/instrumentation/reference-data-for-calibration-and-tools/documentation' class="offcanvas__section-link" >Documentation</a></li></ul></li></ul></li><li class="offcanvas__item hasChildren"><a href='/hst/documentation' class="offcanvas__section-link" >Documentation</a><button class="offcanvas__section-toggle" id="Documentation_64_control" type="button" aria-label="Documentation submenu" aria-controls="Documentation_64_section" tabindex="-1" aria-expanded="false"><span class="svg-sprite -plus"><svg role="img" aria-label="open section"><use 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href='/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/instrumentation-calibration-programs' class="offcanvas__section-link" >Instrumentation Calibration Programs</a></li><li class="offcanvas__item noChildren"><a href='/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/observation-calibration-programs' class="offcanvas__section-link" >Observation Calibration Programs</a></li><li class="offcanvas__item noChildren"><a href='/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/statistical-summary' class="offcanvas__section-link" >Statistical Summary</a></li></ul></li></ul></li><li class="offcanvas__item noChildren"><a href='/jwst/about-jwst/stsci-and-jwst' class="offcanvas__section-link" >STScI and JWST</a></li><li class="offcanvas__item noChildren lastInLevel"><a href='/jwst/about-jwst/science-themes' class="offcanvas__section-link" >Science Themes</a></li></ul></li><li class="offcanvas__item hasChildren"><a 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href="/hst/proposing/phase-ii"><span class="folder link-icon-container">Phase II</span></a> <ul role="list"> <li id="treeNode1965fea8-2b00-4905-9727-abe13cd9a7c3" class="closed"> <a href="/hst/proposing/phase-ii/phase-ii-proposal-preparation"><span class="folder link-icon-container">Phase II Proposal Preparation</span></a> </li><li id="treeNode1c136d94-b268-423e-a2fa-66b0a93a920b" class="closed"> <a href="https://hst-docs.stsci.edu/display/HPIOM/"><span class="folder link-icon-container">Phase II Proposal Instructions</span></a> </li><li id="treeNode4d10f968-7c0f-48be-8b5a-e45edf8cd766" class="closed"> <a href="/hst/proposing/phase-ii/visit-size-recommendations"><span class="folder link-icon-container">Visit Size Recommendations</span></a> </li><li id="treeNodef1312545-eb58-4b4b-af9e-ed4ca56bc07e" class="closed"> <a href="/hst/proposing/phase-ii/guidelines-and-documents"><span class="folder link-icon-container">Guidelines and Documents</span></a> </li></ul> </li><li id="treeNodeeebb60e5-66c3-4b3b-ab6a-42c19af453b9" class="closed"> <a href="/hst/proposing/approved-programs"><span class="folder link-icon-container">Approved Programs</span></a> </li></ul> </li><li id="treeNode8a2f39f5-e0de-4018-bfd8-c7f44abeaaa4" class="closed"> <a href="/hst/observing"><span class="folder link-icon-container">Observing</span></a> <ul role="list"> <li id="treeNode9c39641b-8304-44b5-9605-a8faa114e25f" class="closed"> <a href="/hst/observing/scheduling"><span class="folder link-icon-container">Scheduling</span></a> </li><li id="treeNodee84b66c0-18fc-4293-a44e-a57b4556328d" class="closed"> <a href="/hst/observing/activating-your-target-of-opportunity"><span class="folder link-icon-container">Activating Your Target of Opportunity</span></a> </li><li id="treeNode8c021582-9206-4b62-b07a-b344b405edc9" class="closed"> <a href="/hst/observing/observing-status"><span class="folder link-icon-container">Observing Status</span></a> </li><li id="treeNodecb6faa77-5b7f-4187-b9fa-dc77ed9f019c" class="closed"> <a href="/hst/observing/program-information"><span class="folder link-icon-container">Program Information</span></a> </li><li id="treeNodece43b946-4fa4-4e16-a8de-b0feecd7e85f" class="closed"> <a href="/hst/observing/post-observation"><span class="folder link-icon-container">Post-Observation</span></a> <ul role="list"> <li id="treeNodea33b87a0-f776-4b3b-81fd-4030585a560d" class="closed"> <a href="/hst/observing/post-observation/data-analysis-toolbox"><span class="folder link-icon-container">Data Analysis Toolbox</span></a> </li><li id="treeNode54eb2fe8-9889-4ac1-b274-b1393baad158" class="closed"> <a href="/hst/observing/post-observation/exception-reports"><span class="folder link-icon-container">Exception Reports</span></a> <ul role="list"> <li id="treeNode66766beb-8784-4485-bf9d-7b8e3fe5603b" class="closed"> <a href="/hst/observing/post-observation/exception-reports/gs-acq-failed-to-single-guide-star"><span class="folder link-icon-container">GS ACQ Failed to Single Guide Star</span></a> </li></ul> </li><li id="treeNode6df5b550-a48b-407a-9bf6-6e1dca7678ea" class="closed"> <a href="/hst/observing/post-observation/reporting-problems"><span class="folder link-icon-container">Reporting Problems</span></a> </li><li id="treeNode555d06c8-e965-4c3b-b57e-f75eb863ade3" class="closed"> <a href="http://archive.stsci.edu/hst/index.html"><span class="folder link-icon-container">Retrieving Data on MAST</span></a> </li><li id="treeNode4a002366-38fc-4ae3-be31-430376b4a2c0" class="closed"> <a href="https://hla.stsci.edu"><span class="folder link-icon-container">Hubble Legacy Archive</span></a> </li></ul> </li></ul> </li><li id="treeNodebfb831cc-9360-47a7-89fc-0707bf898ad1" class="closed"> <a href="/hst/instrumentation"><span class="folder link-icon-container">Instrumentation</span></a> <ul role="list"> <li id="treeNode23f33a4c-3471-434e-9699-af83c509e369" class="closed"> <a href="/hst/instrumentation/acs"><span class="folder link-icon-container">Advanced Camera for Surveys</span></a> <ul role="list"> <li id="treeNode61bfce3f-9837-4555-9370-fd3c923dc341" class="closed"> <a href="/hst/instrumentation/acs/instrument-design"><span class="folder link-icon-container">Instrument Design</span></a> </li><li id="treeNode4f2c94d6-05bc-4073-9508-b4f3330f108c" class="closed"> <a href="/hst/instrumentation/acs/performance"><span class="folder link-icon-container">Performance</span></a> <ul role="list"> <li id="treeNode54725d3f-4d3c-427d-8d3b-e8ed9a22309a" class="closed"> <a href="/hst/instrumentation/acs/performance/anneal-dates"><span class="folder link-icon-container">Anneal Dates</span></a> </li><li id="treeNodef016d68c-5d1c-47dc-87f7-c386cf48dad4" class="closed"> <a href="/hst/instrumentation/acs/performance/anomalies-and-artifacts"><span class="folder link-icon-container">Anomalies and Artifacts</span></a> <ul role="list"> <li id="treeNodedfd5ad3b-01a0-4c62-a045-6321953b78cd" class="closed"> <a href="/hst/instrumentation/acs/performance/anomalies-and-artifacts/dragons-breath-and-edge-glow"><span class="folder link-icon-container">Dragon's Breath and Edge Glow</span></a> </li><li id="treeNode4d0be5dc-f3c1-4873-84ad-f3897aa484dd" class="closed"> <a href="/hst/instrumentation/acs/performance/anomalies-and-artifacts/guidestars"><span class="folder link-icon-container">Guidestars</span></a> </li></ul> </li><li id="treeNode157802a3-de38-4a4b-ae5a-100c5cc49cdd" class="closed"> <a href="/hst/instrumentation/acs/performance/cte-information"><span class="folder link-icon-container">CTE Information</span></a> <ul role="list"> <li id="treeNode08913ac4-f56f-4d0c-b527-9c2a32fef602" class="closed"> <a href="/hst/instrumentation/acs/performance/cte-information/post-sm4-internal-cte-for-wfc"><span class="folder link-icon-container">Post-SM4 Internal CTE for WFC</span></a> </li></ul> </li><li id="treeNode82b653c5-f2ba-45bf-aa00-155d1b6bb871" class="closed"> <a href="/hst/instrumentation/acs/performance/photometric-cte-corrections"><span class="folder link-icon-container">Photometric CTE Corrections</span></a> </li><li id="treeNodea9d1864f-3d82-4c96-9b69-a13a38184729" class="closed"> <a href="/hst/instrumentation/acs/performance/pixel-based-cte-corrections"><span class="folder link-icon-container">Pixel-Based CTE Corrections</span></a> </li><li id="treeNode7756f4db-c352-474f-a17f-ac02ae479b74" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism"><span class="folder link-icon-container">Prism / Grism</span></a> <ul role="list"> <li id="treeNoded14809b0-55cf-4612-a5b9-69bc086651e8" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism/acs-axe-downloadable-files"><span class="folder link-icon-container">ACS aXe Downloadable files</span></a> </li><li id="treeNode72d69542-b7ff-4d3f-97a3-ac23a3894303" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism/wfc-g800l"><span class="folder link-icon-container">WFC G800L</span></a> </li><li id="treeNode9ebe88d5-ec43-4836-acc9-58b1c5222b94" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism/hrc-g800l"><span class="folder link-icon-container">HRC G800L</span></a> </li><li id="treeNode69ea8200-c45b-4ade-afea-aab54b7926ec" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism/hrc-pr200l"><span class="folder link-icon-container">HRC PR200L</span></a> </li><li id="treeNodea8b1e0e4-c058-42be-883d-98e69facfb77" class="closed"> <a href="/hst/instrumentation/acs/performance/prism--grism/sbc-pr110l-and-pr130l"><span class="folder link-icon-container">SBC PR110L and PR130L</span></a> </li></ul> </li></ul> </li><li id="treeNode98fb135d-2c97-41a5-abe9-aa2b3c1a2b95" class="closed"> <a href="/hst/instrumentation/acs/proposing"><span class="folder link-icon-container">Proposing</span></a> <ul role="list"> <li id="treeNodef3dc31e0-ee3e-4399-97ff-a09b05b9d64d" class="closed"> <a href="http://etc.stsci.edu/etc/"><span class="folder link-icon-container">ACS ETC</span></a> </li><li id="treeNodec380e676-9871-4b7d-8d1c-be4217e8cf7d" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies"><span class="folder link-icon-container">Dither Strategies</span></a> <ul role="list"> <li id="treeNode2ccd3289-c113-4988-a708-48578429bf4c" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-wfc-dither-line"><span class="folder link-icon-container">ACS-WFC-DITHER-LINE</span></a> </li><li id="treeNode22f69d78-024f-4f45-84cd-58c166452035" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-wfc-dither-box"><span class="folder link-icon-container">ACS-WFC-DITHER-BOX</span></a> </li><li id="treeNode1d4c0ff1-b336-418b-b1b1-55128a7335b3" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-wfc-mosaic-line"><span class="folder link-icon-container">ACS-WFC-MOSAIC-LINE</span></a> </li><li id="treeNodedbf39500-0823-4cb5-b257-1889ba0cc77b" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-wfc-mosaic-box"><span class="folder link-icon-container">ACS-WFC-MOSAIC-BOX</span></a> </li><li id="treeNodee8b9e6b1-1ab5-480e-89fb-f46a00e760c6" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-hrc-dither-line"><span class="folder link-icon-container">ACS-HRC-DITHER-LINE</span></a> </li><li id="treeNode32747bc4-228b-4b2a-a06c-cca5508bb1c5" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-hrc-dither-box"><span class="folder link-icon-container">ACS-HRC-DITHER-BOX</span></a> </li><li id="treeNode3292df19-500d-484e-93e2-c5df2eb911a6" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-hrc-mosaic-line"><span class="folder link-icon-container">ACS-HRC-MOSAIC-LINE</span></a> </li><li id="treeNode248d3d74-bba9-4daa-a324-08d2ebdba2b8" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-hrc-mosaic-box"><span class="folder link-icon-container">ACS-HRC-MOSAIC-BOX</span></a> </li><li id="treeNode7de26705-42c6-44bc-80cb-918ee653a531" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-sbc-dither-line"><span class="folder link-icon-container">ACS-SBC-DITHER-LINE</span></a> </li><li id="treeNode6af664d7-df51-4393-9d64-54e8c9a1ef14" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-sbc-dither-box"><span class="folder link-icon-container">ACS-SBC-DITHER-BOX</span></a> </li><li id="treeNode864ed783-95e5-4903-8476-510a98e761cf" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-sbc-mosaic-line"><span class="folder link-icon-container">ACS-SBC-MOSAIC-LINE</span></a> </li><li id="treeNoded1dee3d5-690d-4a85-88b7-d0e4d677cb50" class="closed"> <a href="/hst/instrumentation/acs/proposing/dither-strategies/acs-sbc-mosaic-box"><span class="folder link-icon-container">ACS-SBC-MOSAIC-BOX</span></a> </li></ul> </li><li id="treeNodef2794eec-da69-4757-99da-d7815a17ab67" class="closed"> <a href="/hst/instrumentation/acs/proposing/exception-report-instructions"><span class="folder link-icon-container">Exception Report Instructions</span></a> </li></ul> </li><li id="treeNode4204a490-524c-46b9-adcf-12f3adc3145a" class="closed"> <a href="/hst/instrumentation/acs/data-analysis"><span class="folder link-icon-container">Data Analysis</span></a> <ul role="list"> <li id="treeNode38c126c4-a56b-4997-a563-df768c94b01a" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/aperture-corrections"><span class="folder link-icon-container">Aperture Corrections</span></a> </li><li id="treeNode75c5124a-d070-442a-bad1-c96831b92f4e" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/distortion"><span class="folder link-icon-container">Distortion</span></a> </li><li id="treeNodec119733e-8614-4791-bda4-62d10ee1397a" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/dq-flag-definitions"><span class="folder link-icon-container">DQ Flag Definitions</span></a> </li><li id="treeNode7e0ede7b-73da-40ff-b985-c419936c2155" class="closed"> <a href="http://drizzlepac.stsci.edu/"><span class="folder link-icon-container">DrizzlePac</span></a> </li><li id="treeNode779fcadc-dcbc-4d78-8f74-eac1d8f0a7c4" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/pixel-area-maps"><span class="folder link-icon-container">Pixel Area Maps</span></a> </li><li id="treeNode80855d33-2b97-413f-8538-fba2904e1ca9" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/system-throughputs"><span class="folder link-icon-container">System Throughputs</span></a> </li><li id="treeNodeed649402-2248-49b9-aadf-2f653715da06" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/zeropoints"><span class="folder link-icon-container">Zeropoints</span></a> </li><li id="treeNode3e324766-a8ba-4c83-ba61-1c35e2e55b6d" class="closed"> <a href="/hst/instrumentation/acs/data-analysis/photometric-transformations"><span class="folder link-icon-container">Photometric Transformations</span></a> </li></ul> </li><li id="treeNodeaecd3356-0b1b-49d8-b985-5f07af899c8d" class="closed"> <a href="/hst/instrumentation/acs/calibration"><span class="folder link-icon-container">Calibration</span></a> <ul role="list"> <li id="treeNode49b5a93c-c915-4afe-87ee-be11ecb9ed50" class="closed"> <a href="/hst/instrumentation/acs/calibration/calibration-plans"><span class="folder link-icon-container">Calibration Plans</span></a> </li><li id="treeNodef8cb21aa-6767-416b-a42a-f03779386ce3" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools"><span class="folder link-icon-container">Reference Files</span></a> </li></ul> </li><li id="treeNodee475a6a0-688b-4fc0-b3be-31c1410b6ca5" class="closed"> <a href="/hst/instrumentation/acs/software-tools"><span class="folder link-icon-container">Software Tools</span></a> <ul role="list"> <li id="treeNode198eac8e-6da1-43e6-9002-69206b9637d4" class="closed"> <a href="/hst/instrumentation/acs/software-tools/analysis-tools"><span class="folder link-icon-container">Analysis Tools</span></a> </li><li id="treeNode40a2fbfa-eaa4-47ef-9087-476b98ba7d43" class="closed"> <a href="/hst/instrumentation/acs/software-tools/calibration-tools"><span class="folder link-icon-container">Calibration Tools</span></a> </li><li id="treeNode8a222e3b-8d5c-4296-a05a-93280c0c57f8" class="closed"> <a href="http://drizzlepac.readthedocs.io/en/deployment/index.html"><span class="folder link-icon-container">DrizzlePac</span></a> </li></ul> </li><li id="treeNodec7529cab-154a-4d56-9292-23903a710737" class="closed"> <a href="/hst/instrumentation/acs/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNodea3cbb872-67f6-4724-81e7-2c47f37cabff" class="closed"> <a href="https://hst-docs.stsci.edu/acsihb"><span class="folder link-icon-container">ACS Instrument Handbook</span></a> </li><li id="treeNodef8d827ac-436d-40f4-ae20-71d99e5cb430" class="closed"> <a href="https://hst-docs.stsci.edu/acsdhb"><span class="folder link-icon-container">ACS Data Handbook</span></a> </li><li id="treeNodec304ea50-f7d5-4232-b589-0db304404f9a" class="closed"> <a href="/hst/instrumentation/acs/documentation/instrument-science-reports-isrs"><span class="folder link-icon-container">Instrument Science Reports (ISRs)</span></a> </li><li id="treeNode0fd30d77-d68c-4b1a-b57d-c89dcde6b860" class="closed"> <a href="/hst/instrumentation/acs/documentation/stsci-analysis-newsletter-stan"><span class="folder link-icon-container">STScI Analysis Newsletter (STAN)</span></a> </li><li id="treeNodeb7c48aac-9cc2-499b-88cd-c60d2a33fe7e" class="closed"> <a href="/hst/instrumentation/acs/documentation/conference-posters"><span class="folder link-icon-container">Conference Posters</span></a> </li></ul> </li><li id="treeNode7e394410-920e-4beb-ad23-f81fb34a0b39" class="closed"> <a href="/hst/instrumentation/acs/shortcuts"><span class="folder link-icon-container">Shortcuts</span></a> <ul role="list"> <li id="treeNode99e1c7f7-9f02-49a6-9e2c-d77c512de283" class="closed"> <a href="/hst/instrumentation/acs/documentation/instrument-science-reports-isrs"><span class="folder link-icon-container">ACS ISRs</span></a> </li><li id="treeNode338bffa9-538e-4b03-854f-09a789e90619" class="closed"> <a href="/hst/instrumentation/acs/documentation/stsci-analysis-newsletter-stan"><span class="folder link-icon-container">ACS STANs</span></a> </li><li id="treeNode0e8cf5e9-0c60-4d1d-aa22-cb12ddd666f7" class="closed"> <a href="http://etc.stsci.edu/etc/input/acs/imaging/"><span class="folder link-icon-container">ACS Imaging ETC</span></a> </li><li id="treeNodedb122364-3cd7-4c8d-a63a-1f6ed8052698" class="closed"> <a href="http://etc.stsci.edu/etc/input/acs/spectroscopic/"><span class="folder link-icon-container">ACS Spectroscopic ETC</span></a> </li><li id="treeNodec788d3a9-6074-4150-b354-b85de604317c" class="closed"> <a href="http://etc.stsci.edu/etc/input/acs/rampfilter/"><span class="folder link-icon-container">ACS Ramp Filter ETC</span></a> </li><li id="treeNode55104d3b-4471-49b4-9ff1-886fa18422c2" class="closed"> <a href="/hst/proposing"><span class="folder link-icon-container">HST Proposing</span></a> </li><li id="treeNodeb807a637-d0eb-40fb-bdd3-b392343fc71a" class="closed"> <a href="/hst/proposing/phase-i"><span class="folder link-icon-container">Phase I Proposals</span></a> </li><li id="treeNodefb299269-95c1-4179-aec2-eafbb3441fc1" class="closed"> <a href="/hst/proposing/phase-ii"><span class="folder link-icon-container">Phase II Proposal</span></a> </li><li id="treeNoded5d7c37c-dac0-4c68-a81a-e68e1287e5d0" class="closed"> <a href="https://hst-docs.stsci.edu/display/HSP/The+Hubble+Space+Telescope+Primer+for+Cycle+32"><span class="folder link-icon-container">HST Cycle 32 Primer</span></a> </li></ul> </li><li id="treeNode156e4c27-ada4-4a56-8774-ce1a0352c377" class="closed"> <a href="/hst/instrumentation/acs/acs20"><span class="folder link-icon-container">ACS 20th Anniversary</span></a> </li></ul> </li><li id="treeNodeb556b499-b959-4b11-bfd9-76e8915fed34" class="closed"> <a href="/hst/instrumentation/cos"><span class="folder link-icon-container">Cosmic Origins Spectrograph</span></a> <ul role="list"> <li id="treeNodee53b2a28-e481-49b5-9e9f-25f163580983" class="closed"> <a href="/hst/instrumentation/cos/instrument-design"><span class="folder link-icon-container">Instrument Design</span></a> </li><li id="treeNoded4c4fdfe-3fea-4a43-b5fc-e2ad45dd1493" class="closed"> <a href="/hst/instrumentation/cos/performance"><span class="folder link-icon-container">Performance</span></a> <ul role="list"> <li id="treeNode2bc7ea3a-f3c7-4d8a-b4f1-7b83f812affe" class="closed"> <a href="/hst/instrumentation/cos/performance/monitoring"><span class="folder link-icon-container">Monitoring</span></a> </li><li id="treeNode4354b286-6952-4f44-8ecd-d7134b3c3172" class="closed"> <a href="/hst/instrumentation/cos/performance/sensitivity"><span class="folder link-icon-container">Sensitivity</span></a> </li><li id="treeNode4717c86c-3d38-49ad-bb5a-8a06cccb2f46" class="closed"> <a href="/hst/instrumentation/cos/performance/spectral-resolution"><span class="folder link-icon-container">Spectral Resolution and Line Spread Functions</span></a> </li></ul> </li><li id="treeNode2a1195a5-82ed-4579-bbde-80bf4fd63e8c" class="closed"> <a href="/hst/instrumentation/cos/proposing"><span class="folder link-icon-container">Proposing</span></a> <ul role="list"> <li id="treeNode36e9cdf3-7105-43f5-abb3-e5784c558e31" class="closed"> <a href="/hst/instrumentation/cos/proposing/cos2025-policies"><span class="folder link-icon-container">COS2025 Policies</span></a> </li><li id="treeNode7c1acd0d-eb66-43e0-b7eb-b1c21bbaaf57" class="closed"> <a href="/hst/instrumentation/cos/proposing/observing-strategies"><span class="folder link-icon-container">Observing Strategies</span></a> </li><li id="treeNodec9236efd-d3e9-4122-8f5f-4e768c5f3938" class="closed"> <a href="/hst/instrumentation/cos/proposing/wavelength-tool"><span class="folder link-icon-container">Wavelength Tool</span></a> </li></ul> </li><li id="treeNoded71b7788-a0cb-4ed8-880a-f48a3389f54b" class="closed"> <a href="/hst/instrumentation/cos/data-analysis--software-tools"><span class="folder link-icon-container">Data Analysis & Software Tools</span></a> </li><li id="treeNode0ea02722-2b28-4c9c-8ed6-1e190a633f9b" class="closed"> <a href="/hst/instrumentation/cos/calibration"><span class="folder link-icon-container">Calibration</span></a> <ul role="list"> <li id="treeNodee236d19b-0902-494b-9268-6489bf63bcdd" class="closed"> <a href="/hst/instrumentation/cos/calibration/airglow"><span class="folder link-icon-container">Airglow</span></a> </li><li id="treeNodeb98a3fc4-90d2-4ea3-91fc-e82a85666b71" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-31-calibration-plan"><span class="folder link-icon-container">Cycle 31 Calibration Plan</span></a> </li><li id="treeNode9818c093-4c03-4f15-80b6-05bb0a1df8d1" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-30-calibration-plan"><span class="folder link-icon-container">Cycle 30 Calibration Plan</span></a> </li><li id="treeNode7d2b7ae4-69a5-4bf5-8a4c-be7b2c1a7359" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-29-calibration-plan"><span class="folder link-icon-container">Cycle 29 Calibration Plan</span></a> </li><li id="treeNode71db4a72-0cc1-47f5-91a1-107a01309e17" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-28-calibration-plan"><span class="folder link-icon-container">Cycle 28 Calibration Plan</span></a> </li><li id="treeNode0cb02394-65c7-40c6-910b-a670b17534ff" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-27-calibration-plan"><span class="folder link-icon-container">Cycle 27 Calibration Plan</span></a> </li><li id="treeNodeae47fb24-e9b6-4ced-b75d-3c5cf0241a46" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-26-calibration-plan"><span class="folder link-icon-container">Cycle 26 Calibration Plan</span></a> </li><li id="treeNode7a06be9b-a421-456a-ac93-689518b9d255" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-25-calibration-plan"><span class="folder link-icon-container">Cycle 25 Calibration Plan</span></a> </li><li id="treeNode51e07d9e-db7a-477f-80de-c3b36f9fc7ac" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-24-calibration-plan"><span class="folder link-icon-container">Cycle 24 Calibration Plan</span></a> </li><li id="treeNodec33b4814-cf8c-4765-b761-f65718c6dbb9" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-23-calibration-plan"><span class="folder link-icon-container">Cycle 23 Calibration Plan</span></a> </li><li id="treeNodef2e02704-28e1-4e99-a286-9d8d5fca4265" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-22-calibration-plan"><span class="folder link-icon-container">Cycle 22 Calibration Plan</span></a> </li><li id="treeNodea9e5084c-0798-4021-88fd-f591ccfe95ab" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-21-calibration-plan"><span class="folder link-icon-container">Cycle 21 Calibration Plan</span></a> </li><li id="treeNode77fc8a70-43e1-47d3-b2f1-f5a174ffcad0" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-20-calibration-plan"><span class="folder link-icon-container">Cycle 20 Calibration Plan</span></a> </li><li id="treeNode83abe026-ea4e-4e7a-b4c4-f2ddb7c80447" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-19-calibration-plan"><span class="folder link-icon-container">Cycle 19 Calibration Plan</span></a> </li><li id="treeNodeb6ba41e1-a4b0-4bea-9042-cc9c1bac0576" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-18-calibration-plan"><span class="folder link-icon-container">Cycle 18 Calibration Plan</span></a> </li><li id="treeNode8ba027f1-2e06-4d9c-86f5-1bfe08c839b9" class="closed"> <a href="/hst/instrumentation/cos/calibration/cycle-17-calibration-plan"><span class="folder link-icon-container">Cycle 17 Calibration Plan</span></a> </li></ul> </li><li id="treeNodec7863a78-2fd9-4000-baad-b9f99c1b5bdf" class="closed"> <a href="/hst/instrumentation/cos/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNode85956b2f-75bc-4641-a2e9-990b49a33216" class="closed"> <a href="https://hst-docs.stsci.edu/display/COSIHB"><span class="folder link-icon-container">COS Instrument Handbook</span></a> </li><li id="treeNodeb75e229d-3395-4594-b9c2-3b23336ca0c6" class="closed"> <a href="https://hst-docs.stsci.edu/display/COSDHB"><span class="folder link-icon-container">COS Data Handbook</span></a> </li><li id="treeNode4e4a2612-41d0-43f8-9b82-23d8347ec1f6" class="closed"> <a href="/hst/instrumentation/cos/documentation/instrument-science-reports-isrs"><span class="folder link-icon-container">Instrument Science Reports (ISRs)</span></a> </li><li id="treeNode608cd33e-f573-4b07-9bf1-6d6816f60fbf" class="closed"> <a href="/hst/instrumentation/cos/documentation/stsci-analysis-newsletter-stan"><span class="folder link-icon-container">STScI Analysis Newsletter (STAN)</span></a> </li><li id="treeNode12c3f1cc-1c3c-4ba8-847d-8d93cf680abd" class="closed"> <a href="/hst/instrumentation/cos/documentation/exception-report-instructions"><span class="folder link-icon-container">Exception Report Instructions</span></a> </li><li id="treeNode3acaa1af-35d4-4452-90fa-fb75f1233880" class="closed"> <a href="/hst/instrumentation/cos/documentation/conference-posters"><span class="folder link-icon-container">Conference Posters</span></a> </li><li id="treeNode24cf6869-72f0-47bd-9674-ff8fff4f0110" class="closed"> <a href="/hst/instrumentation/cos/documentation/calcos-release-notes"><span class="folder link-icon-container">CalCOS Release Notes</span></a> </li><li id="treeNode297771f8-f845-44c0-ab40-78882f3ce240" class="closed"> <a href="/hst/instrumentation/cos/documentation/notebooks"><span class="folder link-icon-container">Notebooks</span></a> </li></ul> </li></ul> </li><li id="treeNodedbd6b8b3-3bd6-4e8f-a294-575b73b143dc" class="closed"> <a href="/hst/instrumentation/fgs"><span class="folder link-icon-container">Fine Guidance Sensors</span></a> <ul role="list"> <li id="treeNodea90794fc-47e0-4227-a797-fa2f2112a7f2" class="closed"> <a href="/hst/instrumentation/fgs/history"><span class="folder link-icon-container">History</span></a> </li><li id="treeNodee3327cc0-1d9c-4274-be94-b708d1d9737d" class="closed"> <a href="/hst/instrumentation/fgs/instrument-design"><span class="folder link-icon-container">Instrument Design</span></a> </li><li id="treeNode990699fa-72a4-4bd1-a499-ae9daf496e45" class="closed"> <a href="/hst/instrumentation/fgs/performance"><span class="folder link-icon-container">Performance</span></a> </li><li id="treeNode3c04766b-470a-4d6b-97be-0e5e61dab25d" class="closed"> <a href="/hst/instrumentation/fgs/proposing"><span class="folder link-icon-container">Proposing</span></a> </li><li id="treeNode5b0e66a7-561d-475a-a8a8-37267e0e77bb" class="closed"> <a href="/hst/instrumentation/fgs/data-analysis"><span class="folder link-icon-container">Data Analysis</span></a> <ul role="list"> <li id="treeNode2ea63a84-5b10-4177-89ce-cd77f6744a57" class="closed"> <a href="/hst/instrumentation/fgs/data-analysis/software-tools"><span class="folder link-icon-container">Software Tools</span></a> </li></ul> </li><li id="treeNode503a6bea-87d4-47e9-ac45-3eaa99d1f8c4" class="closed"> <a href="/hst/instrumentation/fgs/documentation"><span class="folder link-icon-container">Documentation</span></a> </li></ul> </li><li id="treeNodec24b8c3a-a5b6-4d6a-91d4-3b20eecf7f55" class="closed"> <a href="/hst/instrumentation/stis"><span class="folder link-icon-container">Space Telescope Imaging Spectrograph</span></a> <ul role="list"> <li id="treeNodeb31dab7f-eb0f-4f52-9e68-fb73ca1065b4" class="closed"> <a href="/hst/instrumentation/stis/instrument-design"><span class="folder link-icon-container">Instrument Design</span></a> <ul role="list"> <li id="treeNodec7ff80bd-27c0-47e4-b131-e80c2ae0642a" class="closed"> <a href="/hst/instrumentation/stis/instrument-design/apertures"><span class="folder link-icon-container">Apertures</span></a> </li><li id="treeNode7db956ac-6983-4e46-805a-986c0687f605" class="closed"> <a href="/hst/instrumentation/stis/instrument-design/detectors"><span class="folder link-icon-container">Detectors</span></a> </li><li id="treeNodeffabafd2-30f6-4aad-98b0-762533b40ea5" class="closed"> <a href="/hst/instrumentation/stis/instrument-design/filters"><span class="folder link-icon-container">Filters</span></a> </li><li id="treeNode41f33413-915e-47aa-8788-32b925a882d6" class="closed"> <a href="/hst/instrumentation/stis/instrument-design/gratings--prism"><span class="folder link-icon-container">Gratings / Prism</span></a> <ul role="list"> <li id="treeNode27c72f86-62b2-4ff1-b9f3-b5df84e4e8ad" class="closed"> <a href="/hst/instrumentation/stis/instrument-design/gratings--prism/spectral-format-plots"><span class="folder link-icon-container">Spectral Format Plots</span></a> </li></ul> </li></ul> </li><li id="treeNode43f2113c-7c90-41e2-b8b9-a1e4134cb7f5" class="closed"> <a href="/hst/instrumentation/stis/performance"><span class="folder link-icon-container">Performance</span></a> <ul role="list"> <li id="treeNodedbbb38ff-dac9-47ac-ba1e-8d1a87fc8ecb" class="closed"> <a href="/hst/instrumentation/stis/performance/anomalies"><span class="folder link-icon-container">Anomalies</span></a> </li><li id="treeNodebb1f4fe3-7b15-44fa-bfba-7db20cc83f13" class="closed"> <a href="/hst/instrumentation/stis/performance/image-quality"><span class="folder link-icon-container">Image Quality</span></a> </li><li id="treeNodeee78638d-3dbe-47ee-be6c-c599f2cab690" class="closed"> <a href="/hst/instrumentation/stis/performance/monitoring"><span class="folder link-icon-container">Monitoring</span></a> </li><li id="treeNode78d7d04a-283d-4363-9b55-91d32cface22" class="closed"> <a href="/hst/instrumentation/stis/performance/sensitivity"><span class="folder link-icon-container">Sensitivity</span></a> </li><li id="treeNode49d25390-7c54-4199-934a-fd010ff20473" class="closed"> <a href="/hst/instrumentation/stis/performance/spectral-resolution"><span class="folder link-icon-container">Spectral Resolution</span></a> </li><li id="treeNode758934f9-5dfe-4160-a145-1d2b3ae9ccba" class="closed"> <a href="/hst/instrumentation/stis/performance/throughput"><span class="folder link-icon-container">Throughput</span></a> </li><li id="treeNode54cf8f5a-1f06-44f4-968c-f05910d88b1a" class="closed"> <a href="/hst/instrumentation/stis/performance/background-noise"><span class="folder link-icon-container">Background Noise</span></a> </li></ul> </li><li id="treeNode53c6efa6-4395-4f0d-a237-420eadbfe6db" class="closed"> <a href="/hst/instrumentation/stis/proposing"><span class="folder link-icon-container">Proposing</span></a> <ul role="list"> <li id="treeNodec89728b4-2da4-4f6e-9b79-068b40a952ea" class="closed"> <a href="/hst/instrumentation/stis/proposing/go-wavecal-aperture-selection"><span class="folder link-icon-container">GO Wavecal Aperture Selection</span></a> </li><li id="treeNode8d545976-3963-4a84-a1ee-d2b5e89d7d37" class="closed"> <a href="/hst/instrumentation/stis/proposing/exception-reports"><span class="folder link-icon-container">Exception Reports</span></a> </li></ul> </li><li id="treeNodeb5f87495-4ea6-4115-aa0c-b3dc1d161225" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies"><span class="folder link-icon-container">Observing Strategies</span></a> <ul role="list"> <li id="treeNode24dd6ccf-3850-4250-8454-c8214a3560a2" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/target-acquisition"><span class="folder link-icon-container">Target Acquisition</span></a> </li><li id="treeNode2bbfc26a-c12b-4c4a-b867-58d15dacc0d1" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/spectroscopy"><span class="folder link-icon-container">Spectroscopy</span></a> </li><li id="treeNode129f9bf6-60c3-4ded-9f24-c11f440e6f88" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/imaging"><span class="folder link-icon-container">Imaging</span></a> </li><li id="treeNode39eab491-7c6c-424b-a64e-3e79fcaf7c75" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/available-modes"><span class="folder link-icon-container">Available Modes</span></a> <ul role="list"> <li id="treeNoded94d1684-b366-4e34-8e50-ff89a90e7e09" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/available-modes/high-contrast-coronagraphy-at-small-inner-working-angles-with-bar5"><span class="folder link-icon-container">High Contrast Coronagraphy at Small Inner Working Angles with BAR5</span></a> </li><li id="treeNode120efb8a-0345-4b8b-8fc5-5ad9e1031e4d" class="closed"> <a href="/hst/instrumentation/stis/observing-strategies/available-modes/stis-bar5"><span class="folder link-icon-container">STIS BAR5</span></a> </li></ul> </li></ul> </li><li id="treeNodee4035593-f06a-42a7-9ca0-5002077d660e" class="closed"> <a href="/hst/instrumentation/stis/data-analysis-and-software-tools"><span class="folder link-icon-container">Data Analysis and Software Tools</span></a> <ul role="list"> <li id="treeNode13465099-63a8-4223-928f-07166a862a1b" class="closed"> <a href="/hst/instrumentation/stis/data-analysis-and-software-tools/pixel-based-cti"><span class="folder link-icon-container">Pixel Based CTI</span></a> </li></ul> </li><li id="treeNode98f93b49-f830-40da-a5ea-2937dc5bd2ef" class="closed"> <a href="/hst/instrumentation/stis/calibration"><span class="folder link-icon-container">Calibration</span></a> </li><li id="treeNodeaae29e1c-619e-41fa-ba40-324afc2dc56a" class="closed"> <a href="/hst/instrumentation/stis/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNodea20c0c7c-90d2-4cc8-91b8-e6ffc505ff5c" class="closed"> <a href="/hst/instrumentation/stis/documentation/instrument-science-reports"><span class="folder link-icon-container">Instrument Science Reports</span></a> </li><li id="treeNode931cf3c0-bfb2-420f-9817-7ccc15433fcc" class="closed"> <a href="/hst/instrumentation/stis/documentation/stsci-analysis-newsletter-stan"><span class="folder link-icon-container">STScI Analysis Newsletter (STAN)</span></a> </li><li id="treeNode4f716474-cdd0-4309-a408-fdd11a973c2b" class="closed"> <a href="https://hst-docs.stsci.edu/stisihb"><span class="folder link-icon-container">STIS Instrument Handbook</span></a> </li><li id="treeNodeb8ea3bd6-2659-4bec-abf6-426dce5fb2c8" class="closed"> <a href="https://hst-docs.stsci.edu/stisdhb"><span class="folder link-icon-container">STIS Data Handbook</span></a> </li></ul> </li><li id="treeNode94b91b63-0735-4984-979c-fbf4e5eac6a0" class="closed"> <a href="/hst/instrumentation/stis/flux-recalibration"><span class="folder link-icon-container">Flux Recalibration</span></a> </li></ul> </li><li id="treeNodeb20516cd-85fb-487d-93c5-50a90171ccf1" class="closed"> <a href="/hst/instrumentation/wfc3"><span class="folder link-icon-container">Wide Field Camera 3</span></a> <ul role="list"> <li id="treeNode36516ec6-cd9b-457d-ad5a-01a6e8160982" class="closed"> <a href="/hst/instrumentation/wfc3/instrument-design"><span class="folder link-icon-container">Instrument Design</span></a> </li><li id="treeNodea1e97a75-945a-4ecc-9dc7-6756deee5d75" class="closed"> <a href="/hst/instrumentation/wfc3/performance"><span class="folder link-icon-container">Performance</span></a> <ul role="list"> <li id="treeNode4c671f80-e9b7-406e-a0d8-62f74264f90d" class="closed"> <a href="/hst/instrumentation/wfc3/performance/usage-statistics"><span class="folder link-icon-container">Usage Statistics</span></a> </li><li id="treeNode3788ddb9-041c-4b00-a4f7-22bc98d3e2e9" class="closed"> <a href="/hst/instrumentation/wfc3/performance/anomalies"><span class="folder link-icon-container">Anomalies</span></a> </li><li id="treeNodebb97a96e-ec49-4d93-b233-774577fdc356" class="closed"> <a href="/hst/instrumentation/wfc3/performance/cte"><span class="folder link-icon-container">CTE</span></a> </li><li id="treeNode804dc433-be59-43b4-b830-d3e0e056520f" class="closed"> <a href="/hst/instrumentation/wfc3/performance/ground-testing"><span class="folder link-icon-container">Ground Testing</span></a> </li><li id="treeNode8254af4b-f9b5-4a9e-8040-25177592e41f" class="closed"> <a href="/hst/instrumentation/wfc3/performance/monitoring"><span class="folder link-icon-container">Monitoring</span></a> <ul role="list"> <li id="treeNode720a5110-fa3a-4e1e-ab29-f60f8643d324" class="closed"> <a href="/hst/instrumentation/wfc3/performance/monitoring/complete-anneal-history"><span class="folder link-icon-container">Complete Anneal History</span></a> </li></ul> </li><li id="treeNode8ba7074c-01b2-4a2f-8268-aa6ee4a3df32" class="closed"> <a href="/hst/instrumentation/wfc3/performance/throughputs"><span class="folder link-icon-container">Throughputs</span></a> </li><li id="treeNode75c49cff-0c93-4834-8a75-549b0d83c86d" class="closed"> <a href="/hst/instrumentation/wfc3/performance/cal-subsystem"><span class="folder link-icon-container">Cal Subsystem</span></a> </li></ul> </li><li id="treeNode6235c024-4a36-4f23-83c5-62f8d6abd350" class="closed"> <a href="/hst/instrumentation/wfc3/proposing"><span class="folder link-icon-container">Proposing</span></a> <ul role="list"> <li id="treeNodeb41c856e-0ab7-4de9-9293-4bb11d29caee" class="closed"> <a href="/hst/instrumentation/wfc3/proposing/dithering-strategies"><span class="folder link-icon-container">Dithering Strategies</span></a> </li><li id="treeNode335c348f-9611-472f-8cd0-edb437b0a4fb" class="closed"> <a href="/hst/instrumentation/wfc3/proposing/exception-reports"><span class="folder link-icon-container">Exception Reports</span></a> </li></ul> </li><li id="treeNoded20965d6-8e8d-4edd-9776-0df98cfb65b6" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis"><span class="folder link-icon-container">Data Analysis</span></a> <ul role="list"> <li id="treeNoded97e8976-0970-4a6f-b26f-4951bbd4259e" class="closed"> <a href="https://github.com/spacetelescope/WFC3Library/tree/master/notebooks/filter_transformations"><span class="folder link-icon-container">Color Conversion Notebook</span></a> </li><li id="treeNoded6b8136f-6fcf-4d50-992c-49a995046acd" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/full-well-depth"><span class="folder link-icon-container">Full Well Depth</span></a> </li><li id="treeNode184ea994-8c93-4d34-9140-a52ca61b82fe" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources"><span class="folder link-icon-container">Grism Spectroscopy</span></a> </li><li id="treeNode29c44803-ee7c-4869-bde0-a5ae28b2d2d6" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/ir-flats"><span class="folder link-icon-container">IR Flats</span></a> <ul role="list"> <li id="treeNodeb900344e-adc4-4ae6-ab70-f7300704bb23" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/ir-flats/blob-delta-flats-from-earth-flat-calibration-images"><span class="folder link-icon-container">Blob Delta-flats from Earth Flat Calibration Images</span></a> </li></ul> </li><li id="treeNode70ba8308-0225-46e3-996f-99123d0cad96" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/ir-persistence"><span class="folder link-icon-container">IR Persistence</span></a> </li><li id="treeNode4bcf0c88-0c2a-4197-9f7c-da4e54095c66" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration"><span class="folder link-icon-container">Photometric Calibration</span></a> <ul role="list"> <li id="treeNode41ec1cdb-cbf4-42ed-8328-2c94f979fb12" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration"><span class="folder link-icon-container">UVIS Photometric Calibration</span></a> <ul role="list"> <li id="treeNode446af237-270c-4d2c-90d1-3b8b18e196de" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/quad-filter-photometry"><span class="folder link-icon-container">Quad Filter Photometry</span></a> </li><li id="treeNodead25a4a9-5868-4346-8c75-8483ece0245d" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/uv-filter-modified-keywords"><span class="folder link-icon-container">UV Filter Modified Keywords</span></a> </li><li id="treeNode60c44801-4f85-428a-98c3-e16389e5299a" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-photometric-calibration/previous-uvis-photometric-calibrations"><span class="folder link-icon-container">Previous UVIS Photometric Calibrations</span></a> </li></ul> </li><li id="treeNode438ed5a0-2318-4a96-aec0-2e5c33a3bad7" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/uvis-encircled-energy"><span class="folder link-icon-container">UVIS Encircled Energy</span></a> </li><li id="treeNode8103baa4-1a37-42a9-991c-e55a7845cf92" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-photometric-calibration"><span class="folder link-icon-container">IR Photometric Calibration</span></a> <ul role="list"> <li id="treeNode9b9be4d6-4851-4db6-aa18-66ed71264103" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-photometric-calibration/previous-ir-photometric-calibrations"><span class="folder link-icon-container">Previous IR Photometric Calibrations</span></a> </li></ul> </li><li id="treeNode42618752-e5b9-422a-8f3b-8a2e02adc1a0" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/photometric-calibration/ir-encircled-energy"><span class="folder link-icon-container">IR Encircled Energy</span></a> </li></ul> </li><li id="treeNodefaabdd19-1686-4e0f-ae11-96a87bd3299d" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/pixel-area-maps"><span class="folder link-icon-container">Pixel Area Maps</span></a> </li><li id="treeNodec477010b-c546-4958-abe3-d91e35dda9e4" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/psf"><span class="folder link-icon-container">PSF</span></a> <ul role="list"> <li id="treeNode32a5e009-d7bd-4e77-8925-a684638bce30" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/psf/psf-search"><span class="folder link-icon-container">PSF Search</span></a> </li></ul> </li><li id="treeNode53a5db53-a8f2-4ade-bcc2-8cdab743a338" class="closed"> <a href="http://archive.stsci.edu/hst/index.html"><span class="folder link-icon-container">Retrieving Data</span></a> </li><li id="treeNodeebd37c8b-1619-4210-b3ee-32f93ef52911" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/should-i-recalibrate"><span class="folder link-icon-container">Should I Recalibrate?</span></a> </li><li id="treeNodea6940763-8f2d-4af6-a5e6-a45ff3981bf9" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/uvis-flats"><span class="folder link-icon-container">UVIS Flats</span></a> </li><li id="treeNodebd16a389-8f1f-471e-8263-fe4e06aad39c" class="closed"> <a href="/hst/observing/post-observation"><span class="folder link-icon-container">Post-Observation</span></a> </li><li id="treeNode65cbc0af-7e6d-4e45-9cad-f84e519df78e" class="closed"> <a href="/hst/instrumentation/wfc3/data-analysis/uvis-and-ir-distortion-calibration"><span class="folder link-icon-container">UVIS and IR Distortion Calibration</span></a> </li></ul> </li><li id="treeNode777fca1f-a776-4e7e-9df9-5266d08c387f" class="closed"> <a href="/hst/instrumentation/wfc3/calibration-plan"><span class="folder link-icon-container">Calibration Plan</span></a> <ul role="list"> <li id="treeNode8e9cc34e-2417-4ffd-8b1d-0876aece8a05" class="closed"> <a href="/hst/instrumentation/wfc3/calibration-plan/tv3-results"><span class="folder link-icon-container">TV3 Results</span></a> </li><li id="treeNode5efaa9dc-a9ba-4f1b-9a19-c52f4148a465" class="closed"> <a href="/hst/instrumentation/wfc3/calibration-plan/tv2-results"><span class="folder link-icon-container">TV2 Results</span></a> </li><li id="treeNode6ee9d123-4433-458a-8b89-d00d1ded9945" class="closed"> <a href="/hst/instrumentation/wfc3/calibration-plan/tv1-results"><span class="folder link-icon-container">TV1 Results</span></a> </li><li id="treeNodea3cfde9a-5b62-4a0f-bb08-9769be1f7415" class="closed"> <a href="/hst/instrumentation/wfc3/calibration-plan/old-versions"><span class="folder link-icon-container">Old Versions</span></a> </li></ul> </li><li id="treeNodea86907a9-07e3-4099-a7b2-cedd19474cee" class="closed"> <a href="/hst/instrumentation/wfc3/software-tools"><span class="folder link-icon-container">Software Tools</span></a> <ul role="list"> <li id="treeNodec21e3f25-9583-473e-91cc-2cabd1aa0427" class="closed"> <a href="/hst/instrumentation/wfc3/software-tools/crosstalk"><span class="folder link-icon-container">Crosstalk</span></a> </li><li id="treeNode01d6ff71-2835-4979-882a-6a15372071e0" class="closed"> <a href="/hst/instrumentation/wfc3/software-tools/cte-tools"><span class="folder link-icon-container">CTE Tools</span></a> </li><li id="treeNode040934a6-5eed-4e4b-82df-bf7ccbff365f" class="closed"> <a href="/hst/instrumentation/wfc3/software-tools/exposure-time-calculators"><span class="folder link-icon-container">Exposure Time Calculators</span></a> </li><li id="treeNodea2fca68f-0d8b-4689-be7c-aa8f16985f49" class="closed"> <a href="/hst/instrumentation/wfc3/software-tools/pipeline"><span class="folder link-icon-container">Pipeline</span></a> </li></ul> </li><li id="treeNodeaebd44ee-9d0d-4778-b46a-1ea0473de1b1" class="closed"> <a href="/hst/instrumentation/wfc3/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNode056334fc-0927-4f60-b0bb-aea48de866cb" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/instrument-science-reports-isrs"><span class="folder link-icon-container">Instrument Science Reports (ISRs)</span></a> </li><li id="treeNode36bbfc79-6b53-4f97-8174-35d066c4033e" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/stsci-analysis-newsletter-stan"><span class="folder link-icon-container">STScI Analysis Newsletter (STAN)</span></a> </li><li id="treeNoded97789da-9156-4901-b90a-8bea127db4ab" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources"><span class="folder link-icon-container">Grism Resources</span></a> <ul role="list"> <li id="treeNode4d62956c-f358-4c5e-9085-7f220b77ef2f" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/grism-data-analysis"><span class="folder link-icon-container">Grism Data Analysis</span></a> </li><li id="treeNode84c625c0-ec8a-49bb-87ff-52c9ca020f94" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-ir-grism-data-reduction-cookbook"><span class="folder link-icon-container">WFC3 IR Grism Data Reduction Cookbook</span></a> </li><li id="treeNodeab0b797b-c0b6-4bcb-8b6a-c12c3bbdc310" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/grism-frequently-asked-questions"><span class="folder link-icon-container">Grism Frequently Asked Questions</span></a> </li><li id="treeNodee108906a-c164-45a5-ae84-c3f29395d125" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/ir-grism-sky-images"><span class="folder link-icon-container">IR Grism Sky Images</span></a> </li><li id="treeNodea70f57f7-dc50-4468-b35d-645aa7260ffa" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g141-calibrations"><span class="folder link-icon-container">WFC3 G141 Calibrations</span></a> </li><li id="treeNodee4e84709-e1e1-4fe0-b4f1-dd84d90104dc" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g280-calibrations"><span class="folder link-icon-container">WFC3 G280 Calibrations</span></a> </li><li id="treeNodeccdfa9d1-b5b0-4b9a-b5f0-506b3af23f21" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/wfc3-g102-calibrations"><span class="folder link-icon-container">WFC3 G102 Calibrations</span></a> </li><li id="treeNode3ffc0ed6-36f0-42a5-a385-3c5c2af0a978" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/grism-resources/uvis-grism-sky-images"><span class="folder link-icon-container">UVIS Grism Sky Images</span></a> </li></ul> </li><li id="treeNode1749d558-da25-433b-b319-ef24c26dd9ba" class="closed"> <a href="/hst/instrumentation/wfc3/documentation/conference-posters"><span class="folder link-icon-container">Conference Posters</span></a> </li></ul> </li><li id="treeNode02c89d3a-4ef1-4a2d-92d3-de595705e591" class="closed"> <a href="/hst/instrumentation/wfc3/news"><span class="folder link-icon-container">News</span></a> </li></ul> </li><li id="treeNoded087cb29-71b3-4ea2-aacc-b6ee27f4b2bb" class="closed"> <a href="/hst/instrumentation/focus-and-pointing"><span class="folder link-icon-container">Focus and Pointing</span></a> <ul role="list"> <li id="treeNode64c55801-29c3-4f2f-837a-e01d33a9174b" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/focus"><span class="folder link-icon-container">Focus</span></a> <ul role="list"> <li id="treeNode421823b4-e490-45de-b4d1-ba9acbd87466" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/focus/secondary-mirror-moves"><span class="folder link-icon-container">Secondary Mirror Moves</span></a> </li><li id="treeNodebc865eb0-994d-4e21-8c16-8bf206913c49" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/focus/hst-focus-model"><span class="folder link-icon-container">HST Focus Model</span></a> </li><li id="treeNodee37863e8-bd09-4485-af3a-b7af7fcc5d35" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/focus/tiny-tim-hst-psf-modeling"><span class="folder link-icon-container">Tiny Tim HST PSF Modeling</span></a> </li></ul> </li><li id="treeNodec06d7b46-07b8-4aea-9038-b7a13ed4fb1e" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/pointing"><span class="folder link-icon-container">Pointing</span></a> <ul role="list"> <li id="treeNode0d48ef22-1daa-4ac7-99bc-a188884d0181" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/pointing/jitter-file-format-definition"><span class="folder link-icon-container">Jitter File Format Definition</span></a> </li><li id="treeNodea14cd322-694d-485f-8617-e20bc77ba8f6" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/pointing/determining-an-observations-orientation"><span class="folder link-icon-container">Determining an Observation鈥檚 Orientation</span></a> </li></ul> </li><li id="treeNode5c9d60ac-1049-411e-84f1-dae641cb7ce2" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/fov-geometry"><span class="folder link-icon-container">FoV Geometry</span></a> </li><li id="treeNode77f43a07-08eb-4c04-83d7-9fc566e2bec3" class="closed"> <a href="/hst/instrumentation/focus-and-pointing/documentation"><span class="folder link-icon-container">Documentation</span></a> </li></ul> </li><li id="treeNodefa6a8d92-404f-4ee1-af4f-19e146fa1e50" class="closed"> <a href="/hst/instrumentation/legacy"><span class="folder link-icon-container">Legacy Instruments</span></a> <ul role="list"> <li id="treeNode78c39ae0-8fce-4b22-b5b8-328cc45392f6" class="closed"> <a href="/hst/instrumentation/legacy/nicmos"><span class="folder link-icon-container">NICMOS</span></a> <ul role="list"> <li id="treeNode73e8de8b-cb91-4fd5-b7d8-efe13ef26636" class="closed"> <a href="/hst/instrumentation/legacy/nicmos/instrument-science-reports-isrs"><span class="folder link-icon-container">Instrument Science Reports (ISRs)</span></a> </li></ul> </li><li id="treeNodec5058226-65d6-4126-aecc-2c6c4eb0cd67" class="closed"> <a href="/hst/instrumentation/legacy/wfpc2"><span class="folder link-icon-container">WFPC2</span></a> <ul role="list"> <li id="treeNodecd2ea491-e88e-42d9-9f18-6c4ffa338d7e" class="closed"> <a href="/hst/instrumentation/legacy/wfpc2/instrument-science-reports-isrs"><span class="folder link-icon-container">Instrument Science Reports (ISRs)</span></a> </li></ul> </li><li id="treeNode44620252-784a-464a-9e82-d4d5883e3197" class="closed"> <a href="/hst/instrumentation/legacy/ghrs-instrument-science-reports-isrs"><span class="folder link-icon-container">GHRS Instrument Science Reports (ISRs)</span></a> </li><li id="treeNode009a2d5f-776b-43f1-b131-8b0229b52144" class="closed"> <a href="/hst/instrumentation/legacy/foc-instrument-science-reports-isrs"><span class="folder link-icon-container">FOC Instrument Science Reports (ISRs)</span></a> </li><li id="treeNode51ebd276-e660-4b00-9da0-bf2fb6ea3788" class="closed"> <a href="/hst/instrumentation/legacy/hsp-instrument-science-reports-isrs"><span class="folder link-icon-container">HSP Instrument Science Reports (ISRs)</span></a> </li><li id="treeNodec0faeea2-53b8-42d9-b27c-c5686ead0922" class="closed"> <a href="/hst/instrumentation/legacy/wfpc1-instrument-science-reports"><span class="folder link-icon-container">WFPC1 Instrument Science Reports</span></a> </li></ul> </li><li id="treeNode640924c5-e5a6-4b26-866d-15b1a2fd0614" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools"><span class="folder link-icon-container">Reference Data for Calibration and Tools</span></a> <ul role="list"> <li id="treeNodec5d52947-1332-4b3e-8d2a-905ce347e843" class="closed"> <a href="https://hst-crds.stsci.edu/"><span class="folder link-icon-container">Calibration Reference Data System (CRDS)</span></a> </li><li id="treeNodec152b482-270c-45cc-a93f-8bbb30b4701e" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/file-and-table-structures"><span class="folder link-icon-container">File and Table Structures</span></a> </li><li id="treeNode431c318a-1960-42f5-9a58-afbf22b0ce3b" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/reference-file-retreival-instructions"><span class="folder link-icon-container">Reference File Retrieval Instructions</span></a> </li><li id="treeNode5a9b7e7b-4825-49e8-817d-efdb8022a355" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/legacy-instrument-reference-files"><span class="folder link-icon-container">Legacy Instrument Reference Files</span></a> </li><li id="treeNodedf099842-d17f-43f6-9b2c-2b07c1089d11" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/synphot-throughput-tables"><span class="folder link-icon-container">Synphot Throughput Tables</span></a> </li><li id="treeNodeb33afe51-98dd-49bc-9e07-7a0276d8a7be" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs"><span class="folder link-icon-container">Astronomical Catalogs</span></a> <ul role="list"> <li id="treeNodeb512d4b1-29bb-41a3-8c77-3a1bf7d88983" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-agn-atlas"><span class="folder link-icon-container">The AGN Atlas</span></a> </li><li id="treeNode387fc6ff-ed45-4b84-86ab-81709c572bce" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/atmo-2020-atmosphere-models"><span class="folder link-icon-container">ATMO 2020 Atmosphere Models</span></a> </li><li id="treeNodef3ffdb38-40f1-4c3d-ab85-ed53660b5eae" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/brown-dwarfs-and-substellar-objects"><span class="folder link-icon-container">Brown Dwarfs and Substellar Objects</span></a> </li><li id="treeNode27100214-9c5c-4d2d-b835-752b59b8a7e8" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-atlas"><span class="folder link-icon-container">Bruzual Atlas</span></a> </li><li id="treeNode6f2373cf-a886-4ec0-9041-832782098bbe" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-bruzual-charlot-atlas"><span class="folder link-icon-container">The Bruzual-Charlot Atlas</span></a> </li><li id="treeNode99ab795f-9ba6-4b4f-ae82-2ae84045c959" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-and-charlot-2003"><span class="folder link-icon-container">Bruzual and Charlot 2003</span></a> </li><li id="treeNodede4ecba7-7261-4591-a2be-b84b240e62a1" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/bruzual-persson-gunn-stryker-atlas-list"><span class="folder link-icon-container">Bruzual-Persson-Gunn-Stryker Atlas list</span></a> </li><li id="treeNodedd9fb6e0-f9d8-4098-8236-df592f612bc8" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/buser-kurucz-atlas"><span class="folder link-icon-container">Buser-Kurucz Atlas</span></a> </li><li id="treeNode6c231d5c-2be3-40df-ba04-6f98cc50b6b8" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calobs"><span class="folder link-icon-container">CALOBS</span></a> </li><li id="treeNode6a3a466e-4a4a-4cf0-b32d-5f0cc3df36da" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/calspec"><span class="folder link-icon-container">CALSPEC</span></a> </li><li id="treeNodecdbebb71-9792-4078-88bc-9aed6f811d8f" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/castelli-and-kurucz-atlas"><span class="folder link-icon-container">Castelli and Kurucz Atlas</span></a> </li><li id="treeNoded37f28e8-c0de-440a-9117-1a793ba21802" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/composite-qso-spectra-for-nir"><span class="folder link-icon-container">Composite QSO Spectra for NIR</span></a> </li><li id="treeNode94a5d794-7621-43d0-a108-767a4f7a4a27" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-galactic-emission-line-object-atlas"><span class="folder link-icon-container">The Galactic Emission Line Object Atlas</span></a> </li><li id="treeNode9a57d27b-7eca-4157-b889-62d7d6544f23" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/gunn-stryker-atlas-list"><span class="folder link-icon-container">Gunn-Stryker Atlas list</span></a> </li><li id="treeNodedcc86766-1870-4091-9106-4c042b1aa968" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/interstellar-extinction-curves"><span class="folder link-icon-container">Interstellar Extinction Curves</span></a> </li><li id="treeNodef246a078-f164-438f-bb4c-3ba3e4201907" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/jacoby-hunter-christian-atlas"><span class="folder link-icon-container">Jacoby-Hunter-Christian Atlas</span></a> </li><li id="treeNode938ce21e-defe-4899-9dd9-f29ce57a1b4b" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-kinney-calzetti-spetral-atlas"><span class="folder link-icon-container">The Kinney-Calzetti Spectral Atlas</span></a> </li><li id="treeNode4c67ee00-ab1f-48f3-a75c-de8465eb656e" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/kinney-models"><span class="folder link-icon-container">Kinney Models</span></a> </li><li id="treeNode1de6827b-1a85-4cf2-b952-f92a1cdec78b" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/kurucz-1993-models"><span class="folder link-icon-container">Kurucz 1993 Models</span></a> </li><li id="treeNode913df55f-9823-42c8-9571-690937aaaca3" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/non-stellar-spectra"><span class="folder link-icon-container">Non-Stellar Spectra</span></a> </li><li id="treeNode4cf914fa-71c8-42f9-9041-fcc415cd0d2c" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/novae-models"><span class="folder link-icon-container">Novae Models</span></a> </li><li id="treeNode5f8e2e2a-5210-4826-9b33-5ece981238eb" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/phoenix-models-available-in-synphot"><span class="folder link-icon-container">Phoenix Models available in Synphot</span></a> </li><li id="treeNode0e8344cf-ec01-4af9-b3cb-c6a32a6edd9f" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/planetary-nebula-spectra"><span class="folder link-icon-container">Planetary Nebula Spectra</span></a> </li><li id="treeNode6a523125-822b-458c-a6e1-d9aa3358b2ce" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/pickles-atlas"><span class="folder link-icon-container">Pickles Atlas</span></a> </li><li id="treeNode5bd1b50f-107c-4867-932c-d5e7566aaf13" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/simple-stellar-population-atlas"><span class="folder link-icon-container">Simple Stellar Population Atlas</span></a> </li><li id="treeNode3158b71d-2462-440a-86d0-0152768142a6" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/solar-system-objects-spectra"><span class="folder link-icon-container">Solar System Objects Spectra</span></a> </li><li id="treeNode37c34f44-997c-48fe-841f-15ec0e48f5c6" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/swire-galaxies"><span class="folder link-icon-container">SWIRE Galaxies</span></a> </li><li id="treeNode730792cd-1288-4735-ba31-157f21c577a0" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/the-trds-brown-atlas"><span class="folder link-icon-container">The TRDS Brown Atlas</span></a> </li><li id="treeNodec258b216-c17f-4231-b5b4-bf3f076eee56" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/astronomical-catalogs/trds-brown19-spectra-of-agns"><span class="folder link-icon-container">TRDS Brown19 Spectra of AGNs</span></a> </li></ul> </li><li id="treeNode0e298116-3bc4-4ae6-98c3-d504f4b63173" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/modewave-data"><span class="folder link-icon-container">Modewave Data</span></a> </li><li id="treeNode6da32a65-e05c-4334-a02f-d05d3275eb9a" class="closed"> <a href="/hst/instrumentation/reference-data-for-calibration-and-tools/documentation"><span class="folder link-icon-container">Documentation</span></a> </li></ul> </li></ul> </li><li id="treeNodec66e2aea-4a05-432d-a1b7-5771481d66ec" class="closed"> <a href="/hst/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNode3d6e82b2-2933-458e-adae-70fa23218b85" class="closed"> <a href="/hst/documentation/handbook-archive"><span class="folder link-icon-container">Handbook Archive</span></a> </li></ul> </li><li id="treeNode97443875-02ab-4203-aed7-25a5888a0416" class="closed"> <a href="/hst/news-and-events"><span class="folder link-icon-container">News & Events</span></a> <ul role="list"> <li id="treeNoded9eec683-e2ac-47cc-8234-93224ab278e4" class="closed"> <a href="/hst/news-and-events/news"><span class="folder link-icon-container">News</span></a> </li><li id="treeNodeb884a96d-137b-4dbb-908b-642d35a7c613" class="closed"> <a href="/hst/news-and-events/articles"><span class="folder link-icon-container">Articles</span></a> </li><li id="treeNode0b2fde16-53be-47e0-8e62-8ff0c72b075c" class="closed"> <a href="/events"><span class="folder link-icon-container">Events</span></a> </li><li id="treeNodeebc2cf96-5ae3-4219-ac67-dbaae36b477a" class="closed"> <a href="https://hubblesite.org/news/news-releases"><span class="folder link-icon-container">Press</span></a> </li></ul> </li></ul> </li><li id="treeNode4b9d63c7-0bde-434d-8774-aba5cae3b2ef" class="closed"> <a href="/jwst"><span class="folder link-icon-container">James Webb Space Telescope</span></a> <ul role="list"> <li id="treeNode01e219b2-17fc-4350-9c29-d1ae3e498fdb" class="closed"> <a href="/jwst/about-jwst"><span class="folder link-icon-container">About JWST</span></a> <ul role="list"> <li id="treeNodebfef295d-c455-4adb-9a17-033e65a8cdfa" class="closed"> <a href="/jwst/about-jwst/history"><span class="folder link-icon-container">History</span></a> <ul role="list"> <li id="treeNode92576a5b-1782-46f4-8802-b68a8f5e12d5" class="closed"> <a href="/jwst/about-jwst/history/historical-sensitivity-estimates"><span class="folder link-icon-container">Historical Sensitivity Estimates</span></a> </li><li id="treeNode2c715470-5ada-4a4f-be9c-53701864f5f4" class="closed"> <a href="/jwst/about-jwst/history/jwst-advisory-committee-jstac"><span class="folder link-icon-container">JWST Advisory Committee (JSTAC)</span></a> </li><li id="treeNoded00b1e82-46b7-41aa-a762-44a35a52086f" class="closed"> <a href="/jwst/about-jwst/history/flyers"><span class="folder link-icon-container">Flyers</span></a> </li><li id="treeNode40bb8e5b-22ab-4742-acd8-11171e852d69" class="closed"> <a href="/jwst/about-jwst/history/white-papers"><span class="folder link-icon-container">White Papers</span></a> </li><li id="treeNodea3adc2ef-9536-42b5-8dbb-15e67471ef27" class="closed"> <a href="/jwst/about-jwst/history/design-reference-mission-drm"><span class="folder link-icon-container">Design Reference Mission (DRM)</span></a> </li><li id="treeNode65804e35-0ebe-49ac-8983-d7697bd837cb" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm"><span class="folder link-icon-container">Science Operations Design Reference Mission (SODRM)</span></a> <ul role="list"> <li id="treeNode2f370312-d793-4347-a150-b8fd85066212" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/solar-system-programs"><span class="folder link-icon-container">Solar System Programs</span></a> </li><li id="treeNode8fdc4f71-e8bd-475b-9e34-00e5b1e87c45" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/exoplanet-programs"><span class="folder link-icon-container">Exoplanet Programs</span></a> </li><li id="treeNode81c931cb-2734-4ffb-b43b-7c8e1efcd6d3" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/galactic-programs"><span class="folder link-icon-container">Galactic Programs</span></a> </li><li id="treeNode8ff562cc-cbd4-46ce-a851-9a97547d95b0" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/nearby-galaxies-programs"><span class="folder link-icon-container">Nearby Galaxies Programs</span></a> </li><li id="treeNode9f6abf2f-e22f-4103-af35-8965e6b7d80d" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/distant-galaxies-and-cosmology-programs"><span class="folder link-icon-container">Distant Galaxies and Cosmology Programs</span></a> </li><li id="treeNode66fe7a7d-241b-414f-8ba6-cd7ab5d1708d" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/instrumentation-calibration-programs"><span class="folder link-icon-container">Instrumentation Calibration Programs</span></a> </li><li id="treeNode60ff2e60-59f3-481b-a8f7-ad44c18debc1" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/observation-calibration-programs"><span class="folder link-icon-container">Observation Calibration Programs</span></a> </li><li id="treeNode66edc5a7-3a11-4581-8108-68dd5baeeb07" class="closed"> <a href="/jwst/about-jwst/history/science-operations-design-reference-mission-sodrm/statistical-summary"><span class="folder link-icon-container">Statistical Summary</span></a> </li></ul> </li></ul> </li><li id="treeNode75d72986-bd79-472f-933e-92ef02466955" class="closed"> <a href="/jwst/about-jwst/stsci-and-jwst"><span class="folder link-icon-container">STScI and JWST</span></a> </li><li id="treeNode91818ff0-4ba8-4cfb-84c0-a0ff97bd9e01" class="closed"> <a href="/jwst/about-jwst/science-themes"><span class="folder link-icon-container">Science Themes</span></a> </li></ul> </li><li id="treeNode48fb5bd2-707c-4d28-b33c-981b3629ad5a" class="closed"> <a href="/jwst/news-events"><span class="folder link-icon-container">News & Events</span></a> <ul role="list"> <li id="treeNode0655d914-43ee-4d09-a91b-9f45be575098" class="closed"> <a href="/jwst/news-events/news"><span class="folder link-icon-container">News</span></a> </li><li id="treeNode940b2a49-46cb-4c29-b773-393b94c37b42" class="closed"> <a href="/jwst/news-events/events"><span class="folder link-icon-container">Events</span></a> </li><li id="treeNode78a9f3f8-7739-4283-92a6-14b9a990f2f7" class="closed"> <a href="/jwst/news-events/articles"><span class="folder link-icon-container">Articles</span></a> </li></ul> </li><li id="treeNodea403e5dc-ce82-48b8-816f-0e3f2b85bc5b" class="closed"> <a href="/jwst/instrumentation"><span class="folder link-icon-container">Instrumentation</span></a> <ul role="list"> <li id="treeNode4c6f632a-e03e-4605-92ba-808e7638772b" class="closed"> <a href="/jwst/instrumentation/instruments"><span class="folder link-icon-container">Science Instruments</span></a> </li><li id="treeNode01e31777-10de-4f37-97f9-41438e49ef8a" class="closed"> <a href="/jwst/instrumentation/imaging-modes"><span class="folder link-icon-container">Imaging Modes</span></a> </li><li id="treeNodefd2ec0f9-565f-4e73-8480-79ec4710e5e7" class="closed"> <a href="/jwst/instrumentation/spectroscopic-modes"><span class="folder link-icon-container">Spectroscopic Modes</span></a> </li></ul> </li><li id="treeNodea9668d68-6260-456e-a234-f9380741cc03" class="closed"> <a href="/jwst/science-planning"><span class="folder link-icon-container">Science Planning</span></a> <ul role="list"> <li id="treeNoded968cea5-ab5e-455f-b85f-f66c8637da91" class="closed"> <a href="/jwst/science-planning/calls-for-proposals-and-policy"><span class="folder link-icon-container">Calls for Proposals and Policy</span></a> </li><li id="treeNode728496e0-8219-480f-812e-8c1f8a91692c" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox"><span class="folder link-icon-container">Proposal Planning Toolbox</span></a> <ul role="list"> <li id="treeNodea35aa9aa-5dab-4b58-8dbc-dde0eed97237" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/exposure-time-calculator"><span class="folder link-icon-container">Exposure Time Calculator</span></a> </li><li id="treeNode578f0689-b982-461a-a070-f2d1922cdb87" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/target-visibility-tools"><span class="folder link-icon-container">Target Visibility Tools</span></a> </li><li id="treeNode99509b04-15a6-4737-874f-0a423c113560" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/psf-simulation-tool"><span class="folder link-icon-container">PSF Simulation Tool</span></a> </li><li id="treeNodedcf1f7ab-fc7e-4cf8-82f9-1500f1369256" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/jist"><span class="folder link-icon-container">JIST</span></a> </li><li id="treeNodedd523c66-ddb1-43ff-b6a4-a334b721913c" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/sensitivity-and-saturation-limits"><span class="folder link-icon-container">Sensitivity and Saturation Limits</span></a> </li><li id="treeNodef65489aa-8064-4f09-a9f2-5b92c960cbc7" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/mirage"><span class="folder link-icon-container">Mirage</span></a> </li><li id="treeNode95c1b8f9-83de-47e4-b38f-6288d802ee33" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/mirisim"><span class="folder link-icon-container">MIRISim</span></a> </li><li id="treeNode3ec49445-8a67-496a-9efa-6f6d6e9a7ad9" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/simulated-data"><span class="folder link-icon-container">Simulated Data</span></a> </li><li id="treeNode024fc543-7dcf-4f28-bd52-610cbba21f1f" class="closed"> <a href="/jwst/science-planning/proposal-planning-toolbox/proposal-training"><span class="folder link-icon-container">Proposal Training</span></a> </li></ul> </li><li id="treeNode07bc6356-ff0f-49ba-acf9-4e37dffe399c" class="closed"> <a href="/jwst/science-planning/tools-from-the-community"><span class="folder link-icon-container">Tools from the Community</span></a> </li><li id="treeNode5b5f5612-f711-42df-8551-997d96714c6c" class="closed"> <a href="/jwst/science-planning/user-committees"><span class="folder link-icon-container">User Committees</span></a> <ul role="list"> <li id="treeNodeb192a413-817a-42cf-9f69-70e03d52c4f9" class="closed"> <a href="/jwst/science-planning/user-committees/jwst-users-committee"><span class="folder link-icon-container">JWST Users Committee</span></a> </li><li id="treeNode3ca7f644-4c48-4a68-a224-f645e9b22ae1" class="closed"> <a href="/jwst/science-planning/user-committees/jwst-science-working-group"><span class="folder link-icon-container">JWST Science Working Group</span></a> </li></ul> </li></ul> </li><li id="treeNodefe01d765-bbfe-4519-9ba7-934a8b9b7d91" class="closed"> <a href="/jwst/science-execution"><span class="folder link-icon-container">Science Execution</span></a> <ul role="list"> <li id="treeNodee1b14528-09a7-4396-8757-9f2b0813e50b" class="closed"> <a href="/jwst/science-execution/program-information"><span class="folder link-icon-container">Program Information</span></a> </li><li id="treeNode4669c149-c3e8-4c1c-b8ed-00168cd4175d" class="closed"> <a href="/jwst/science-execution/approved-programs"><span class="folder link-icon-container">Approved Programs</span></a> <ul role="list"> <li id="treeNodefa409d56-cc95-4d1f-b332-5fce0bad59e3" class="closed"> <a href="/jwst/science-execution/approved-programs/general-observers"><span class="folder link-icon-container">General Observers</span></a> <ul role="list"> <li id="treeNode7a1dc28c-1f51-4c3f-8ff7-97fad27fc811" class="closed"> <a href="/jwst/science-execution/approved-programs/general-observers/cycle-1-go"><span class="folder link-icon-container">Cycle 1 GO</span></a> </li><li id="treeNode2795719e-e98f-4fb9-9c3e-02ce75bfe307" class="closed"> <a href="/jwst/science-execution/approved-programs/general-observers/cycle-2-go"><span class="folder link-icon-container">Cycle 2 GO</span></a> </li><li id="treeNode8eb6f1a5-81f2-40f3-b1bb-22fe34a37faf" class="closed"> <a href="/jwst/science-execution/approved-programs/general-observers/cycle-3-go"><span class="folder link-icon-container">Cycle 3 GO</span></a> </li><li id="treeNode4dd28724-d6c8-49f9-91b6-317278eb4346" class="closed"> <a href="/jwst/science-execution/approved-programs/general-observers/cycle-4-go"><span class="folder link-icon-container">Cycle 4 GO</span></a> </li></ul> </li><li id="treeNode28fa12ae-ec64-4e23-a48b-40079d1cf2f7" class="closed"> <a href="/jwst/science-execution/approved-programs/guaranteed-time-observations"><span class="folder link-icon-container">Guaranteed Time Observations</span></a> </li><li id="treeNodea465c0f6-28c0-4e75-a8da-7dd3d4d2d7f1" class="closed"> <a href="/jwst/science-execution/approved-programs/directors-discretionary-time"><span class="folder link-icon-container">Director's Discretionary Time</span></a> </li><li id="treeNode6f9ec4db-d3ea-41db-b9e3-67f93bc0aa47" class="closed"> <a href="/jwst/science-execution/approved-ers-programs"><span class="folder link-icon-container">DD-ERS</span></a> <ul role="list"> <li id="treeNode7cb39f5e-52de-4ee3-b67c-7bbef3481d90" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1288"><span class="folder link-icon-container">ERS Program 1288</span></a> </li><li id="treeNoded38aa68a-ef3a-4cfa-9e77-d58ca124ec00" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1309"><span class="folder link-icon-container">ERS Program 1309</span></a> </li><li id="treeNode63749aca-57f8-4b72-8d2c-0437d8114064" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1324"><span class="folder link-icon-container">ERS Program 1324</span></a> </li><li id="treeNode330e0753-dedc-48c4-9894-dd527df70c26" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1328"><span class="folder link-icon-container">ERS Program 1328</span></a> </li><li id="treeNode61725258-407d-44e9-b854-b6015f888663" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1334"><span class="folder link-icon-container">ERS Program 1334</span></a> </li><li id="treeNodeed8dad05-4fce-4926-8537-9702396aa23a" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1335"><span class="folder link-icon-container">ERS Program 1335</span></a> </li><li id="treeNodea3054f14-f932-45d9-a32d-de43fbe63591" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1345"><span class="folder link-icon-container">ERS Program 1345</span></a> </li><li id="treeNode67834321-0b10-4e1b-9e71-feda14c83041" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1349"><span class="folder link-icon-container">ERS Program 1349</span></a> </li><li id="treeNode778c5da9-f8d7-4072-baba-605550470e2c" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1355"><span class="folder link-icon-container">ERS Program 1355</span></a> </li><li id="treeNode4bd26ef8-fe04-4146-9927-f8afa80ea14d" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1364"><span class="folder link-icon-container">ERS Program 1364</span></a> </li><li id="treeNodec4988d0b-3968-4788-9ec0-f87d081d297b" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1366"><span class="folder link-icon-container">ERS Program 1366</span></a> </li><li id="treeNode88670890-2239-4368-83e5-37f48b8b7464" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1373"><span class="folder link-icon-container">ERS Program 1373</span></a> </li><li id="treeNode693908a3-e86f-46de-8444-981a06d4b5dd" class="closed"> <a href="/jwst/science-execution/approved-programs/dd-ers/program-1386"><span class="folder link-icon-container">ERS Program 1386</span></a> </li></ul> </li><li id="treeNode9cba1fe9-28f4-4439-bb09-a24b9f882f2a" class="closed"> <a href="/jwst/science-execution/approved-programs/calibration"><span class="folder link-icon-container">Calibration</span></a> </li><li id="treeNodebf8a8f3d-160c-49ef-9aed-c4dd2645de3c" class="closed"> <a href="/jwst/science-execution/approved-programs/webb-first-image-observations"><span class="folder link-icon-container">Webb First Image Observations</span></a> </li></ul> </li><li id="treeNodee738b312-ff81-49d4-b68b-e3b614d25ec0" class="closed"> <a href="/jwst/science-execution/observing-schedules"><span class="folder link-icon-container">Observing Schedules</span></a> </li><li id="treeNode74cca9ea-95b6-4021-89d5-f3d8c8a850d7" class="closed"> <a href="/jwst/science-execution/jwebbinars"><span class="folder link-icon-container">JWebbinars</span></a> </li><li id="treeNode554eb0a6-d1d1-4211-8565-bda3d806d075" class="closed"> <a href="/jwst/science-execution/data-analysis-toolbox"><span class="folder link-icon-container">Data Analysis Toolbox</span></a> </li><li id="treeNode62788ae2-9d9b-405f-a236-e4a1a63a7a94" class="closed"> <a href="/jwst/science-execution/science-publications"><span class="folder link-icon-container">Science Publications</span></a> </li></ul> </li><li 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href="/roman/about/science-themes"><span class="folder link-icon-container">Science Themes</span></a> </li><li id="treeNode0182bb5e-fb8f-43c5-b45f-c5d62bfe73d5" class="closed"> <a href="/roman/about/take-part-in-the-mission"><span class="folder link-icon-container">Take Part in the Mission</span></a> </li><li id="treeNode2f31e66f-08a2-490a-9d7d-809a4ebd6933" class="closed"> <a href="/roman/about/partners"><span class="folder link-icon-container">Partners</span></a> </li><li id="treeNode3236f8fa-4979-403a-94f3-660ab297e183" class="closed"> <a href="/roman/about/roman-advisory-committee-rstac"><span class="folder link-icon-container">Roman Space Telescope Advisory Committee (RSTAC)</span></a> </li></ul> </li><li id="treeNoded5fc2891-8847-440d-b253-49e1532d6780" class="closed"> <a href="/roman/surveys-and-programs"><span class="folder link-icon-container">Surveys and Programs</span></a> </li><li id="treeNode5357dac4-8e2a-496a-a4f5-5b10a3550268" class="closed"> <a href="/roman/observatory"><span class="folder link-icon-container">Observatory</span></a> </li><li id="treeNodecca12ac6-f4b5-4b65-ae02-0d495596e9a1" class="closed"> <a href="/roman/science-planning-toolbox"><span class="folder link-icon-container">Science Planning Toolbox</span></a> </li><li id="treeNode7fe0affa-8cb2-4b6f-8927-44aca53b7a73" class="closed"> <a href="/roman/documentation"><span class="folder link-icon-container">Documentation</span></a> <ul role="list"> <li id="treeNode5e58efc5-82f0-469e-b17c-110887625493" class="closed"> <a href="/roman/documentation/technical-documentation"><span class="folder link-icon-container">Technical Documentation</span></a> </li><li id="treeNodeb51b4128-0fbe-4053-98d7-aac56eeb93f5" class="closed"> <a href="/roman/documentation/science-publications"><span class="folder link-icon-container">Science Publications</span></a> </li><li id="treeNodeb1ced541-d4f7-40d9-a13f-527118967cd6" class="closed"> <a href="https://roman-docs.stsci.edu/"><span class="folder link-icon-container">RDox</span></a> </li><li id="treeNode75306599-a64c-415c-aee1-6d5265b9f09d" class="closed"> <a href="https://archive.stsci.edu/missions-and-data/roman/"><span class="folder link-icon-container">Roman at MAST</span></a> </li></ul> </li><li id="treeNode663557e8-520d-4e76-8ac9-b1ddbb1848d5" class="closed"> <a href="/roman/news-and-events"><span class="folder link-icon-container">News & Events</span></a> <ul role="list"> <li id="treeNode4829d115-2779-4743-9da4-8d82a83ed959" class="closed"> <a href="/roman/news-and-events/news"><span class="folder link-icon-container">News</span></a> </li><li id="treeNode81aa0ab3-4e3f-4400-a6d0-200c73aa3311" class="closed"> <a href="/roman/news-and-events/events"><span class="folder link-icon-container">Events</span></a> </li><li id="treeNode723449a5-c878-4d8c-8565-f69b728c8b75" class="closed"> <a href="/roman/news-and-events/articles"><span class="folder link-icon-container">Articles</span></a> </li><li id="treeNodee386e8cd-64a5-4cd8-99ab-dc6539b07ac3" class="closed"> <a href="/roman/news-and-events/press"><span class="folder link-icon-container">Press</span></a> </li></ul> </li></ul> </li><li id="treeNode5e263153-85fe-40dd-a52b-4c4e02884e0b" class="closed"> <a href="http://archive.stsci.edu/"><span class="folder link-icon-container">Mikulski Archive for Space Telescopes (MAST)</span></a> </li><li id="treeNode5ea52386-702f-4d94-8f49-ed9559f72ad1" class="closed"> <a href="/scientific-community"><span class="folder link-icon-container">Scientific Community</span></a> <ul role="list"> <li id="treeNode49e6d95c-b4e1-4eb3-85f8-c314699d156d" class="closed"> <a href="/scientific-community/community-missions"><span class="folder link-icon-container">Community Missions</span></a> <ul role="list"> <li id="treeNodefdbb072b-1adb-4c43-8d82-ae02bc0ff450" class="closed"> <a href="/scientific-community/community-missions/services"><span class="folder link-icon-container">Services</span></a> <ul 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class="closed"> <a href="/scientific-community/stsci-library-and-institutional-archive/institutional-archive"><span class="folder link-icon-container">Institutional Archive</span></a> </li><li id="treeNodec552acfd-2645-46dc-87b8-e5def6648e53" class="closed"> <a href="/scientific-community/stsci-library-and-institutional-archive/missions-publications"><span class="folder link-icon-container">Missions Publications</span></a> <ul role="list"> <li id="treeNode3dd1980b-488b-4023-ab15-8584cb91128d" class="closed"> <a href="/scientific-community/stsci-library-and-institutional-archive/missions-publications/bibliography-methodology"><span class="folder link-icon-container">Bibliography Methodology</span></a> </li><li id="treeNode20ce5c63-46dc-4a07-9251-bd30ea755925" class="closed"> <a href="https://archive.stsci.edu/publishing/bibliography#/"><span class="folder link-icon-container">Publication Search</span></a> </li><li id="treeNode8e08fb7d-8164-475c-a800-ec9828afb3e8" class="closed"> <a href="https://archive.stsci.edu/hst/bibliography/pubstat.html"><span class="folder link-icon-container">Hubble Publication Statistics</span></a> </li><li id="treeNodeca3acdc5-1567-4216-bdc3-c2eab814e7d4" class="closed"> <a href="https://mast.stsci.edu/papertrack/reports/jwst"><span class="folder link-icon-container">Webb Publication Statistics</span></a> </li></ul> </li><li id="treeNode07086960-b681-43e0-bfc0-f96ed5346275" class="closed"> <a href="https://stsci.on.worldcat.org/discovery"><span class="folder link-icon-container">Our Catalog</span></a> </li></ul> </li><li id="treeNode60a57ced-02fb-44f5-8219-dedc04582d67" class="closed"> <a href="/scientific-community/software"><span class="folder link-icon-container">Software</span></a> <ul role="list"> <li id="treeNode6fbc0b9f-7828-42b5-bff7-d5bd816dd717" class="closed"> <a href="/scientific-community/software/astronomers-proposal-tool-apt"><span class="folder link-icon-container">Astronomer's Proposal Tool (APT)</span></a> <ul role="list"> <li id="treeNodec4108e42-6755-4fed-b55d-be1ccf1a2ec4" class="closed"> <a href="/scientific-community/software/astronomers-proposal-tool-apt/linux"><span class="folder link-icon-container">Linux</span></a> </li><li id="treeNode4c26b821-99ab-43c1-82c1-7939d010fd24" class="closed"> <a href="/scientific-community/software/astronomers-proposal-tool-apt/mac-os"><span class="folder link-icon-container">macOS</span></a> </li><li id="treeNode9ecd09bd-ac03-4361-a78f-b81893fdaa99" class="closed"> <a href="/scientific-community/software/astronomers-proposal-tool-apt/windows"><span class="folder link-icon-container">Windows</span></a> </li><li id="treeNodedc0cfe34-1bf3-4839-81d5-61afe56e404c" class="closed"> <a href="/scientific-community/software/astronomers-proposal-tool-apt/previous-apt-releases"><span class="folder link-icon-container">Previous APT Releases</span></a> </li><li id="treeNode25cb25b2-fd48-4989-bf6d-e6ac64b9a61e" class="closed"> <a 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id="treeNode46e66fb6-5b88-4924-839d-c5cf59548737" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/configuration-file-primer"><span class="folder link-icon-container">Configuration File Primer</span></a> </li><li id="treeNodeecfc8fdc-57fd-45ef-a93a-591e78ad4e56" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/methods-in-sky-matching"><span class="folder link-icon-container">Methods in Sky Matching</span></a> </li><li id="treeNodec5f25983-1279-468a-8c99-456ecb48ef12" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/using-ds9-regions"><span class="folder link-icon-container">Using DS9 Regions</span></a> </li><li id="treeNodedd22d655-2bab-4076-9c5d-25d437d00ff4" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/using-sextractor-and-tweakreg"><span class="folder link-icon-container">Using SExtractor and Tweakreg</span></a> </li><li id="treeNodec058fa05-53af-4522-8e43-561251bec8f3" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/aligning-hst-mosaics"><span class="folder link-icon-container">Aligning HST Mosaics</span></a> </li><li id="treeNode291c5b7e-cb5c-473b-adeb-79d8ff3e294a" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/photometry-demonstration"><span class="folder link-icon-container">Photometry Demonstration</span></a> </li><li id="treeNodea2e60667-bc9b-4342-82fc-3b9007061b70" class="closed"> <a href="/scientific-community/software/drizzlepac/examples/creating-mosaics"><span class="folder link-icon-container">Creating Mosaics</span></a> </li></ul> </li><li id="treeNode6a3385c7-f556-45c9-966d-da9b2f137249" class="closed"> <a href="/scientific-community/software/drizzlepac/frequently-asked-questions"><span class="folder link-icon-container">Frequently Asked Questions</span></a> </li><li id="treeNodedbe7dcb6-2f03-4b32-9740-071569929c4f" class="closed"> <a 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