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-c-martin-s-homepage/home",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,0,null,null,null,null,null,null,0,null,"",null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1,null,null,null,null,0,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,1,null,null,[1732744578064,"editors.sites-viewer-frontend_20241112.02_p1","695977640",null,1,1,""],null,null,null,null,0,null,null,0,null,null,null,null,null,null,null,null,20,500,"https://domains.google.com",null,0,null,null,null,null,null,null,null,null,null,null,null,0,null,null,null,null,null,null,null,null,null,null,1,0,1,0,0,0,0,null,null,null,null,null,"https://www.google.com/calendar/embed",null,null,null,null,0,null,null,null,null,null,null,null,null,null,null,0,null,null,null,null,null,null,null,null,null,null,null,null,null,"PROD",0,null,0,null,1]; 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click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/problems-with-the-stis-ccd-err-array" data-url="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/problems-with-the-stis-ccd-err-array" data-type="1" data-level="3">Problems with the STIS CCD ERR Array</a></div></div></li><li jsname="ibnC6b" data-nav-level="3"><div class="PsKE7e r8s4j-c5RTEf IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/revision-history-for-eta-car-database" data-url="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/revision-history-for-eta-car-database" data-type="1" data-level="3">Revision History For Eta Car Database</a></div></div></li><li jsname="ibnC6b" data-nav-level="3"><div class="PsKE7e r8s4j-c5RTEf IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/sequencing-of-stis-observations" data-url="/a/uis.edu/john-c-martin-s-homepage/research/eta-carinae/sequencing-of-stis-observations" data-type="1" data-level="3">Sequencing of STIS Observations</a></div></div></li></ul></div></li><li jsname="ibnC6b" data-nav-level="2"><div class="PsKE7e r8s4j-ibL1re IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/abundance-analysis-and-kinematics-of-high-galactic-latitude-b-stars" data-url="/a/uis.edu/john-c-martin-s-homepage/research/abundance-analysis-and-kinematics-of-high-galactic-latitude-b-stars" data-type="1" data-level="2">High Galactic Latitude B Stars</a></div></div></li><li jsname="ibnC6b" data-nav-level="2"><div class="PsKE7e r8s4j-ibL1re IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); 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click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-are-kinematics" data-url="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-are-kinematics" data-type="1" data-level="3">What are "kinematics?"</a></div></div></li><li jsname="ibnC6b" data-nav-level="3"><div class="PsKE7e r8s4j-c5RTEf IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-is-an-rr-lyrae" data-url="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-is-an-rr-lyrae" data-type="1" data-level="3">What Is An RR Lyrae</a></div></div></li><li jsname="ibnC6b" data-nav-level="3"><div class="PsKE7e r8s4j-c5RTEf IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-we-learn-from-a-star-s-metal-content" data-url="/a/uis.edu/john-c-martin-s-homepage/research/rr-lyrae-kinematics/what-we-learn-from-a-star-s-metal-content" data-type="1" data-level="3">What we learn from a star's metal content</a></div></div></li></ul></div></li><li jsname="ibnC6b" data-nav-level="2"><div class="PsKE7e r8s4j-ibL1re IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); click:vHQTA(QwLHlb);"><a class="aJHbb hDrhEe HlqNPb" jsname="QwLHlb" role="link" tabindex="0" data-navtype="1" href="/a/uis.edu/john-c-martin-s-homepage/research/supernova-impostors" data-url="/a/uis.edu/john-c-martin-s-homepage/research/supernova-impostors" data-type="1" data-level="2">Supernova Impostors</a></div></div></li><li jsname="ibnC6b" data-nav-level="2"><div class="PsKE7e r8s4j-ibL1re IKA38e baH5ib oNsfjf"><div class="I35ICb" jsaction="keydown:mPuKz(QwLHlb); 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Martin</h1></div></div></div></div></div></div></div></div></div></section><section id="h.1feefee985f0576c_33" class="yaqOZd" style=""><div class="IFuOkc"></div><div class="mYVXT"><div class="LS81yb VICjCf j5pSsc db35Fc" tabindex="-1"><div class="hJDwNd-AhqUyc-uQSCkd Ft7HRd-AhqUyc-uQSCkd purZT-AhqUyc-II5mzb ZcASvf-AhqUyc-II5mzb pSzOP-AhqUyc-qWD73c Ktthjf-AhqUyc-qWD73c JNdkSc SQVYQc"><div class="JNdkSc-SmKAyb LkDMRd"><div class="" jscontroller="sGwD4d" jsaction="zXBUYb:zTPCnb;zQF9Uc:Qxe3nd;" jsname="F57UId"><div class="oKdM2c ZZyype Kzv0Me"><div id="h.1feefee985f0576c_36" class="hJDwNd-AhqUyc-uQSCkd Ft7HRd-AhqUyc-uQSCkd jXK9ad D2fZ2 zu5uec OjCsFc dmUFtb wHaque g5GTcb JYTMs"><div class="jXK9ad-SmKAyb"><div class="tyJCtd mGzaTb Depvyb baZpAe"><p dir="ltr" class="CDt4Ke zfr3Q">John C. Martin is an associate professor at <span class=" aw5Odc" style="text-decoration: underline;"><a class="XqQF9c" href="http://www.google.com/url?q=http%3A%2F%2Fwww.uis.edu%2F&sa=D&sntz=1&usg=AOvVaw3YOA7URUK4BEC8fqVAlUuq" target="_blank">University of Illinois Springfield</a></span>. He teaches introductory physics for science majors and introductory astronomy classes. His research interests are stellar astrophysics and massive stars including work using the Gemini and Hubble Space Telescopes.</p><p dir="ltr" class="CDt4Ke zfr3Q">You can open the navigation bar on the right or here are some quick links:</p><ul class="n8H08c UVNKR" style="list-style-type: square; margin-left: 0; margin-right: 0; padding: 0;"><li dir="ltr" class="TYR86d zfr3Q" style="margin-left: 15pt;"><p dir="ltr" class="CDt4Ke zfr3Q" style="margin-left: 0; padding-left: 0; text-indent: 0;"><span class=" aw5Odc" style="text-decoration: underline;"><a class="XqQF9c" href="/a/uis.edu/john-c-martin-s-homepage/public-outreach">Public Outreach</a></span></p></li><li dir="ltr" class="TYR86d zfr3Q" style="margin-left: 15pt;"><p dir="ltr" class="CDt4Ke zfr3Q" style="margin-left: 0; padding-left: 0; text-indent: 0;"><span class=" aw5Odc" style="text-decoration: underline;"><a class="XqQF9c" href="/a/uis.edu/john-c-martin-s-homepage/publications">Publications</a></span></p></li><li dir="ltr" class="TYR86d zfr3Q" style="margin-left: 15pt;"><p dir="ltr" class="CDt4Ke zfr3Q" style="margin-left: 0; 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