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<div class="mw-indicators"> <div id="mw-indicator-01-sky-coordinates" class="mw-indicator"><div class="mw-parser-output"><style data-mw-deduplicate="TemplateStyles:r1101677807">.mw-parser-output .sky-coordinates-display{line-height:1.5em;text-align:right;text-indent:0;text-transform:none;white-space:nowrap}body.skin-vector-legacy .mw-parser-output .sky-coordinates-display{font-size:85%}</style><span class="sky-coordinates-display plainlinks nourlexpansion"><a href="/wiki/Celestial_coordinate_system" class="mw-redirect" title="Celestial coordinate system">Coordinates</a>: <span typeof="mw:File"><span title="Sky map"><img alt="Sky map" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/20px-Jupiter_and_moon.png" decoding="async" width="20" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/30px-Jupiter_and_moon.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e4/Jupiter_and_moon.png/40px-Jupiter_and_moon.png 2x" data-file-width="128" data-file-height="128" /></span></span> <a rel="nofollow" class="external text" href="http://www.wikisky.org/?ra=6.4272222222222&de=-31.480833333333&zoom=3&show_grid=1&show_constellation_lines=1&show_constellation_boundaries=1&show_const_names=1&show_galaxies=1&img_source=IMG_all">06<sup>h</sup> 25<sup>m</sup> 38<sup>s</sup>, −31° 28′ 51″</a></span></div></div> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"><span class="mw-redirectedfrom">(Redirected from <a href="/w/index.php?title=HD_45364_c&redirect=no" class="mw-redirect" title="HD 45364 c">HD 45364 c</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Star in the constellation Canis Major</div> <table class="infobox" style="width: 22em; font-size: 88%; line-height: 1.5em"> <caption style="font-size: 125%; font-weight: bold">HD 45364 </caption> <tbody><tr> <th style="text-align: center; background-color: #FFFFC0;" colspan="2">Observation data<br /><a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">Epoch</a> J2000.0      <a href="/wiki/Equinox_(celestial_coordinates)" title="Equinox (celestial coordinates)">Equinox</a> J2000.0 </th></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Constellation" title="Constellation">Constellation</a> </th> <td><a href="/wiki/Canis_Major" title="Canis Major">Canis Major</a> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><span class="nowrap"><a href="/wiki/Right_ascension" title="Right ascension">Right ascension</a></span> </th> <td><span class="nowrap">06<sup>h</sup> 25<sup>m</sup> 38.47443<sup>s</sup></span><sup id="cite_ref-GaiaDR2_1-0" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Declination" title="Declination">Declination</a> </th> <td>−31° 28′ 51.4285″<sup id="cite_ref-GaiaDR2_1-1" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left"><span class="nowrap"><a href="/wiki/Apparent_magnitude" title="Apparent magnitude">Apparent magnitude</a> (V)</span> </th> <td>8.08<sup id="cite_ref-Anderson2012_2-0" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th style="background-color: #FFFFC0; text-align: center;" colspan="2">Characteristics </th></tr> <tr style="vertical-align:top"> <th style="text-align:left"><a href="/wiki/Stellar_classification" title="Stellar classification">Spectral type</a> </th> <td>G8V<sup id="cite_ref-Gray2006_3-0" class="reference"><a href="#cite_note-Gray2006-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left">B−V <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td><span class="nowrap"><span data-sort-value="6999719000000000000♠"></span>0.719<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.015</span><sup id="cite_ref-Anderson2012_2-1" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </td></tr> <tr style="vertical-align:top"> <th style="text-align:left">V−R <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td>0.01 </td></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2"><a href="/wiki/Astrometry" title="Astrometry">Astrometry</a></th></tr><tr><th colspan="2" style="text-align: center"></th></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Radial_velocity" title="Radial velocity">Radial velocity</a> (R<sub>v</sub>)</b></td><td><span class="nowrap"><span data-sort-value="7001163920000000000♠"></span>+16.392<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.0004</span><sup id="cite_ref-GaiaDR2_1-2" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> km/s</td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Proper_motion" title="Proper motion">Proper motion</a> (μ)</b></td><td> <abbr title="Right Ascension">RA:</abbr> +52.182<sup id="cite_ref-GaiaDR2_1-3" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a> <br /> <abbr title="Declination">Dec.:</abbr> −11.926<sup id="cite_ref-GaiaDR2_1-4" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a>/<a href="/wiki/Year" title="Year">yr</a> </td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Stellar_parallax" title="Stellar parallax">Parallax</a> (π)</b></td><td>29.0797 ± 0.0316 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a><sup id="cite_ref-GaiaDR2_1-5" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Distance_(astronomy)" class="mw-redirect" title="Distance (astronomy)">Distance</a></b></td><td>112.2 ± 0.1 <a href="/wiki/Light-year" title="Light-year">ly</a> <br />(34.39 ± 0.04 <a href="/wiki/Parsec" title="Parsec">pc</a>)</td></tr><tr style="vertical-align:top;"><td><b><a href="/wiki/Absolute_magnitude" title="Absolute magnitude">Absolute magnitude</a> (M<sub>V</sub>)</b></td><td>+5.51<sup id="cite_ref-Anderson2012_2-2" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Details<sup id="cite_ref-Bonfanti2015_4-0" class="reference"><a href="#cite_note-Bonfanti2015-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup></th></tr><tr><th colspan="2" style="text-align: center"></th></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_mass" title="Stellar mass">Mass</a></b></td><td><span class="nowrap"><span data-sort-value="6999880000000000000♠"></span>0.88<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.02</span> <a href="/wiki/Solar_mass" title="Solar mass"><var>M</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Radius" title="Radius">Radius</a></b></td><td><span class="nowrap"><span data-sort-value="6999820000000000000♠"></span>0.82<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.01</span> <a href="/wiki/Solar_radius" title="Solar radius"><var>R</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Luminosity" title="Luminosity">Luminosity</a></b></td><td><span class="nowrap"><span data-sort-value="6999562000000000000♠"></span>0.562<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.004</span> <a href="/wiki/Solar_luminosity" title="Solar luminosity"><var>L</var><sub>☉</sub></a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Surface_gravity" title="Surface gravity">Surface gravity</a> (log <i>g</i>)</b></td><td><span class="nowrap"><span data-sort-value="7000455000000000000♠"></span>4.55<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.03</span> <a href="/wiki/Centimetre%E2%80%93gram%E2%80%93second_system_of_units" title="Centimetre–gram–second system of units">cgs</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Effective_temperature" title="Effective temperature">Temperature</a></b></td><td><span class="nowrap"><span data-sort-value="7003554000000000000♠"></span>5,540<span style="margin-left:0.3em;margin-right:0.15em;">±</span>31</span> <a href="/wiki/Kelvin" title="Kelvin">K</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Metallicity" title="Metallicity">Metallicity</a></b> [Fe/H]</td><td><span class="nowrap"><span data-sort-value="3000860000000000000♠"></span>−0.14<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.03</span><sup id="cite_ref-Anderson2012_2-3" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Decimal_exponent" class="mw-redirect" title="Decimal exponent">dex</a></td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Projected_rotational_velocity" class="mw-redirect" title="Projected rotational velocity">Rotational velocity</a> (<i>v</i> sin <i>i</i>)</b></td><td><span class="nowrap"><span data-sort-value="7000167200000000000♠"></span>1.672<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.665</span><sup id="cite_ref-Soto2018_5-0" class="reference"><a href="#cite_note-Soto2018-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> km/s</td></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_evolution" title="Stellar evolution">Age</a></b></td><td><span class="nowrap"><span data-sort-value="7000340000000000000♠"></span>3.4<span style="margin-left:0.3em;margin-right:0.15em;">±</span>2.7</span> <a href="/wiki/Gigayear" class="mw-redirect" title="Gigayear">Gyr</a></td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2"><a href="/wiki/Star_catalogue" title="Star catalogue">Other designations</a></th></tr><tr><td colspan="2"><div style="width: 250px;"> <span class="nowrap"><a href="/wiki/Cordoba_Durchmusterung" class="mw-redirect" title="Cordoba Durchmusterung">CD</a>−31°3286</span>, <a href="/wiki/Henry_Draper_Catalogue" title="Henry Draper Catalogue">HD</a> 30579, <a href="/wiki/Hipparcos_Catalogue" class="mw-redirect" title="Hipparcos Catalogue">HIP</a> 30579, <a href="/wiki/Smithsonian_Astrophysical_Observatory_Star_Catalog" title="Smithsonian Astrophysical Observatory Star Catalog">SAO</a> 196806<sup id="cite_ref-SIMBAD_6-0" class="reference"><a href="#cite_note-SIMBAD-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </div></td></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Database references</th></tr><tr style="vertical-align: top;"><td><b><a href="/wiki/SIMBAD" title="SIMBAD">SIMBAD</a></b></td><td><a rel="nofollow" class="external text" href="https://simbad.cds.unistra.fr/simbad/sim-id?Ident=HD+45364">data</a></td></tr><tr style="vertical-align: top;"><td><b><a href="/wiki/Exoplanet_Archive" class="mw-redirect" title="Exoplanet Archive">Exoplanet Archive</a></b></td><td><a rel="nofollow" class="external text" href="https://exoplanetarchive.ipac.caltech.edu/overview/HD+45364">data</a></td></tr> </tbody></table> <p><b>HD 45364</b> is a <a href="/wiki/Star" title="Star">star</a> in the southern <a href="/wiki/Constellation" title="Constellation">constellation</a> of <a href="/wiki/Canis_Major" title="Canis Major">Canis Major</a>. It is too faint to be visible to the naked eye, having an <a href="/wiki/Apparent_visual_magnitude" class="mw-redirect" title="Apparent visual magnitude">apparent visual magnitude</a> of 8.08.<sup id="cite_ref-Anderson2012_2-4" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> The distance to this system is 112 <a href="/wiki/Light_year" class="mw-redirect" title="Light year">light years</a> based on <a href="/wiki/Stellar_parallax" title="Stellar parallax">parallax</a>.<sup id="cite_ref-GaiaDR2_1-6" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> It is drifting further away from the Sun with a <a href="/wiki/Radial_velocity" title="Radial velocity">radial velocity</a> of +16.4 km/s,<sup id="cite_ref-GaiaDR2_1-7" class="reference"><a href="#cite_note-GaiaDR2-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> having come within 49 light-years some 1.5 million years ago.<sup id="cite_ref-Anderson2012_2-5" class="reference"><a href="#cite_note-Anderson2012-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>This object is an ordinary <a href="/wiki/G-type_main-sequence_star" title="G-type main-sequence star">G-type main-sequence star</a> with a <a href="/wiki/Stellar_classification" title="Stellar classification">stellar classification</a> of G8V,<sup id="cite_ref-Gray2006_3-1" class="reference"><a href="#cite_note-Gray2006-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> which indicates it is generating energy through <a href="/wiki/Stellar_core" title="Stellar core">core</a> <a href="/wiki/Hydrogen_fusion" class="mw-redirect" title="Hydrogen fusion">hydrogen fusion</a>. It is around 3.4 billion years old and is spinning with a <a href="/wiki/Projected_rotational_velocity" class="mw-redirect" title="Projected rotational velocity">projected rotational velocity</a> of 1.7 km/s.<sup id="cite_ref-Soto2018_5-1" class="reference"><a href="#cite_note-Soto2018-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> The star has 88% of the <a href="/wiki/Mass_of_the_Sun" class="mw-redirect" title="Mass of the Sun">mass of the Sun</a> and 82% of the <a href="/wiki/Sun%27s_radius" class="mw-redirect" title="Sun's radius">Sun's radius</a>. It is radiating 56% of the <a href="/wiki/Luminosity_of_the_Sun" class="mw-redirect" title="Luminosity of the Sun">luminosity of the Sun</a> from its <a href="/wiki/Photosphere" title="Photosphere">photosphere</a> at an <a href="/wiki/Effective_temperature" title="Effective temperature">effective temperature</a> of 5,540 K. As of August 2008 there are two confirmed <a href="/wiki/Extrasolar_planet" class="mw-redirect" title="Extrasolar planet">extrasolar planets</a> (or exoplanets) orbiting around it.<sup id="cite_ref-Correia2009_7-0" class="reference"><a href="#cite_note-Correia2009-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Planetary_system">Planetary system</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HD_45364&action=edit&section=1" title="Edit section: Planetary system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>HD 45364 is one of only a relative few systems that have had more than one <a href="/wiki/Exoplanet" title="Exoplanet">exoplanet</a> discovered in its orbit. The two planets, HD 45364 b and HD 45364 c respectively, were both discovered in August 2008 using the <a href="/wiki/Radial_velocity_method" class="mw-redirect" title="Radial velocity method">radial velocity method</a>. The pair was initially believed to be orbiting the host star with a 3:2 <a href="/wiki/Mean_motion_resonance" class="mw-redirect" title="Mean motion resonance">mean motion resonance</a>,<sup id="cite_ref-Correia2009_7-1" class="reference"><a href="#cite_note-Correia2009-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> which means the inner planet is completing three orbits for every two orbits of the outer planet. </p><p>It was difficult to explain how such resonant configuration of planetary orbits could evolve,<sup id="cite_ref-Rein_8-0" class="reference"><a href="#cite_note-Rein-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> mainly due to too high (4-5 times) orbital eccentrities, although planetary system formation models involving hydrodynamic effects were proposed.<sup id="cite_ref-Correa-Otto_9-0" class="reference"><a href="#cite_note-Correa-Otto-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <figure class="mw-default-size mw-halign-left" typeof="mw:File/Thumb"><a href="/wiki/File:HD45364.png" class="mw-file-description"><img alt="Hydrodynamic formation scenario of HD45364" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/HD45364.png/220px-HD45364.png" decoding="async" width="220" height="215" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/HD45364.png/330px-HD45364.png 1.5x, //upload.wikimedia.org/wikipedia/commons/a/ae/HD45364.png 2x" data-file-width="366" data-file-height="358" /></a><figcaption>Hydrodynamic formation scenario of HD45364</figcaption></figure> <p>As in 2022, refined radial-velocity data shows the planetary orbits are more circular and widely spaced, therefore planets are slightly out of mean motion resonance state.<sup id="cite_ref-Li2022_10-0" class="reference"><a href="#cite_note-Li2022-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p> <table class="wikitable" style="text-align:center; margin-left:auto; margin-right:auto;"> <caption>The HD 45364 planetary system<sup id="cite_ref-Li2022_10-1" class="reference"><a href="#cite_note-Li2022-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </caption> <tbody><tr> <th align="center">Companion<br /><small>(in order from star)</small> </th> <th align="center"><a href="/wiki/Mass" title="Mass">Mass</a> </th> <th align="center"><a href="/wiki/Semi-major_and_semi-minor_axes" title="Semi-major and semi-minor axes">Semimajor axis</a><br /><small>(<a href="/wiki/Astronomical_unit" title="Astronomical unit">AU</a>)</small> </th> <th align="center"><a href="/wiki/Orbital_period" title="Orbital period">Orbital period</a><br /><small>(<a href="/wiki/Day" title="Day">days</a>)</small> </th> <th align="center"><a href="/wiki/Orbital_eccentricity" title="Orbital eccentricity">Eccentricity</a> </th> <th align="center"><a href="/wiki/Orbital_inclination" title="Orbital inclination">Inclination</a> </th> <th align="center"><a href="/wiki/Radius" title="Radius">Radius</a> </th></tr> <tr> <td><b><a href="/wiki/HD_45364_b" class="mw-redirect" title="HD 45364 b">b</a></b> </td> <td>≥0.1893<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.0062</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.006</sub></span></span> <a href="/wiki/Jupiter_mass" title="Jupiter mass"><span class="texhtml mvar" style="font-style:italic;">M</span><sub>J</sub></a> </td> <td>0.6793<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.0016</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.0015</sub></span></span> </td> <td>225.79<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.81</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.76</sub></span></span> </td> <td>0.067<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.016 </td> <td>— </td> <td>— </td></tr> <tr> <td><b><a href="/wiki/HD_45364_c" class="mw-redirect" title="HD 45364 c">c</a></b> </td> <td>≥0.5490<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.0075</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.0074</sub></span></span> <a href="/wiki/Jupiter_mass" title="Jupiter mass"><span class="texhtml mvar" style="font-style:italic;">M</span><sub>J</sub></a> </td> <td>0.9020<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.0010 </td> <td>345.43<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.54</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.57</sub></span></span> </td> <td>0.019<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">+0.011</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">−0.010</sub></span></span> </td> <td>— </td> <td>— </td></tr> </tbody></table> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=HD_45364&action=edit&section=2" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-GaiaDR2-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-GaiaDR2_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-5"><sup><i><b>f</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-6"><sup><i><b>g</b></i></sup></a> <a href="#cite_ref-GaiaDR2_1-7"><sup><i><b>h</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFBrown2018" class="citation journal cs1"><a href="/wiki/Anthony_Brown_(scientist)" title="Anthony Brown (scientist)">Brown, A. G. A.</a>; et al. (Gaia collaboration) (August 2018). <a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%2F201833051">"<i>Gaia</i> Data Release 2: Summary of the contents and survey properties"</a>. <i><a href="/wiki/Astronomy_%26_Astrophysics" title="Astronomy & Astrophysics">Astronomy & Astrophysics</a></i>. <b>616</b>. A1. <a href="/wiki/ArXiv_(identifier)" class="mw-redirect" title="ArXiv (identifier)">arXiv</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://arxiv.org/abs/1804.09365">1804.09365</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2018A&A...616A...1G">2018A&A...616A...1G</a></span>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%2F201833051">10.1051/0004-6361/201833051</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Astronomy+%26+Astrophysics&rft.atitle=Gaia+Data+Release+2%3A+Summary+of+the+contents+and+survey+properties&rft.volume=616&rft.pages=A1&rft.date=2018-08&rft_id=info%3Aarxiv%2F1804.09365&rft_id=info%3Adoi%2F10.1051%2F0004-6361%2F201833051&rft_id=info%3Abibcode%2F2018A%26A...616A...1G&rft.aulast=Brown&rft.aufirst=A.+G.+A.&rft_id=https%3A%2F%2Fdoi.org%2F10.1051%252F0004-6361%252F201833051&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHD+45364" class="Z3988"></span> <a rel="nofollow" class="external text" href="http://vizier.u-strasbg.fr/viz-bin/VizieR-S?Gaia%20DR2%202893174259322992256">Gaia DR2 record for this source</a> at <a href="/wiki/VizieR" title="VizieR">VizieR</a>.</span> </li> <li id="cite_note-Anderson2012-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-Anderson2012_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Anderson2012_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Anderson2012_2-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-Anderson2012_2-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-Anderson2012_2-4"><sup><i><b>e</b></i></sup></a> <a href="#cite_ref-Anderson2012_2-5"><sup><i><b>f</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAndersonFrancis2012" class="citation journal cs1">Anderson, E.; Francis, Ch. (2012). 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.navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Canis_Major" title="Template:Canis Major"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Canis_Major" title="Template talk:Canis Major"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Canis_Major" title="Special:EditPage/Template:Canis Major"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Constellation_of_Canis_Major318" style="font-size:114%;margin:0 4em"><a href="/wiki/Canis_Major_(constellation)" class="mw-redirect" title="Canis Major (constellation)">Constellation of Canis Major</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div> <ul><li><a href="/wiki/Canis_Major_in_Chinese_astronomy" title="Canis Major in Chinese astronomy">Canis Major in Chinese astronomy</a></li> <li><a href="/wiki/List_of_stars_in_Canis_Major" title="List of stars in Canis Major">List of stars in Canis Major</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:55px"><a href="/wiki/Star" title="Star">Stars</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Bayer_designation" title="Bayer designation">Bayer</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sirius" title="Sirius">α (Sirius)</a></li> <li><a href="/wiki/Beta_Canis_Majoris" title="Beta Canis Majoris">β (Mirzam)</a></li> <li><a href="/wiki/Gamma_Canis_Majoris" title="Gamma Canis Majoris">γ (Muliphein)</a></li> <li><a href="/wiki/Delta_Canis_Majoris" title="Delta Canis Majoris">δ (Wezen)</a></li> <li><a href="/wiki/Epsilon_Canis_Majoris" title="Epsilon Canis Majoris">ε (Adhara)</a></li> <li><a href="/wiki/Zeta_Canis_Majoris" title="Zeta Canis Majoris">ζ (Furud)</a></li> <li><a href="/wiki/Eta_Canis_Majoris" title="Eta Canis Majoris">η (Aludra)</a></li> <li><a href="/wiki/Theta_Canis_Majoris" title="Theta Canis Majoris">θ</a></li> <li><a href="/wiki/Iota_Canis_Majoris" title="Iota Canis Majoris">ι</a></li> <li><a href="/wiki/Kappa_Canis_Majoris" title="Kappa Canis Majoris">κ</a></li> <li><a href="/wiki/Lambda_Canis_Majoris" title="Lambda Canis Majoris">λ</a></li> <li><a href="/wiki/Mu_Canis_Majoris" title="Mu Canis Majoris">μ</a></li> <li><a href="/wiki/Nu1_Canis_Majoris" title="Nu1 Canis Majoris">ν<sup>1</sup></a></li> <li><a href="/wiki/Nu2_Canis_Majoris" title="Nu2 Canis Majoris">ν<sup>2</sup></a></li> <li><a href="/wiki/Nu3_Canis_Majoris" title="Nu3 Canis Majoris">ν<sup>3</sup></a></li> <li><a href="/wiki/Xi1_Canis_Majoris" title="Xi1 Canis Majoris">ξ<sup>1</sup></a></li> <li><a href="/wiki/Xi2_Canis_Majoris" title="Xi2 Canis Majoris">ξ<sup>2</sup></a></li> <li><a href="/wiki/Omicron1_Canis_Majoris" title="Omicron1 Canis Majoris">ο<sup>1</sup></a></li> <li><a href="/wiki/Omicron2_Canis_Majoris" title="Omicron2 Canis Majoris">ο<sup>2</sup></a></li> <li><a href="/wiki/Pi_Canis_Majoris" title="Pi Canis Majoris">π</a></li> <li><a href="/wiki/Sigma_Canis_Majoris" title="Sigma Canis Majoris">σ (Unurgunite)</a></li> <li><a href="/wiki/Tau_Canis_Majoris" title="Tau Canis Majoris">τ</a></li> <li><a href="/wiki/Omega_Canis_Majoris" title="Omega Canis Majoris">ω</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Flamsteed_designation" title="Flamsteed designation">Flamsteed</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/10_Canis_Majoris" title="10 Canis Majoris">10</a></li> <li><a href="/wiki/11_Canis_Majoris" title="11 Canis Majoris">11</a></li> <li><a href="/wiki/12_Canis_Majoris" title="12 Canis Majoris">12</a></li> <li><a href="/wiki/15_Canis_Majoris" title="15 Canis Majoris">15</a></li> <li><a href="/wiki/17_Canis_Majoris" title="17 Canis Majoris">17</a></li> <li><a href="/wiki/26_Canis_Majoris" title="26 Canis Majoris">26</a></li> <li><a href="/wiki/27_Canis_Majoris" title="27 Canis Majoris">27</a></li> <li><a href="/wiki/UW_Canis_Majoris" title="UW Canis Majoris">29</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Variable_star_designation" class="mw-redirect" title="Variable star designation">Variable</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/R_Canis_Majoris" title="R Canis Majoris">R</a></li> <li><a href="/wiki/W_Canis_Majoris" title="W Canis Majoris">W</a></li> <li><a href="/wiki/Z_Canis_Majoris" title="Z Canis Majoris">Z</a></li> <li><a href="/wiki/UW_Canis_Majoris" title="UW Canis Majoris">UW</a></li> <li><a href="/wiki/VY_Canis_Majoris" title="VY Canis Majoris">VY</a></li> <li><a href="/wiki/CX_Canis_Majoris" title="CX Canis Majoris">CX</a></li> <li><a href="/wiki/EZ_Canis_Majoris" title="EZ Canis Majoris">EZ</a></li> <li><a href="/wiki/FN_Canis_Majoris" title="FN Canis Majoris">FN</a></li> <li><a href="/wiki/FS_Canis_Majoris" title="FS Canis Majoris">FS</a></li> <li><a href="/wiki/FY_Canis_Majoris" title="FY Canis Majoris">FY</a></li> <li><a href="/wiki/LS_Canis_Majoris" title="LS Canis Majoris">LS</a></li> <li><a href="/wiki/NR_Canis_Majoris" title="NR Canis Majoris">NR</a></li> <li><a href="/wiki/HD_43162" title="HD 43162">V352</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Bright_Star_Catalogue" title="Bright Star Catalogue">HR</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_43162" title="HD 43162">2225</a></li> <li><a href="/wiki/HD_45184" title="HD 45184">2318</a></li> <li><a href="/wiki/HD_47366" title="HD 47366">2437</a></li> <li><a href="/wiki/HD_47536" title="HD 47536">2447</a></li> <li><a href="/wiki/HD_47667" title="HD 47667">2450</a></li> <li><a href="/wiki/HD_56405" title="HD 56405">2758</a></li> <li><a href="/wiki/145_G._Canis_Majoris" title="145 G. Canis Majoris">2764</a></li> <li><a href="/wiki/HD_56618" title="HD 56618">2766</a></li> <li><a href="/wiki/HD_57821" title="HD 57821">2812</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/Henry_Draper_Catalogue" title="Henry Draper Catalogue">HD</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/HD_43162" title="HD 43162">43162</a></li> <li><a href="/wiki/HD_43197" title="HD 43197">43197 (Amadioha)</a></li> <li><a href="/wiki/HD_45184" title="HD 45184">45184</a></li> <li><a class="mw-selflink selflink">45364</a></li> <li><a href="/wiki/HD_47186" title="HD 47186">47186</a></li> <li><a href="/wiki/HD_54879" title="HD 54879">54879</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/RX_J0720.4%E2%88%923125" title="RX J0720.4−3125">RX J0720.4−3125</a></li> <li><a href="/wiki/WASP-64" title="WASP-64">WASP-64 (Atakoraka)</a></li> <li><a href="/wiki/WISE_0713%E2%88%922917" title="WISE 0713−2917">WISE 0713−2917</a></li> <li><a href="/wiki/WR_7" title="WR 7">WR 7</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Exoplanets14" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Exoplanet" title="Exoplanet">Exoplanets</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Nu2_Canis_Majoris_b" title="Nu2 Canis Majoris b">ν<sup>2</sup> Canis Majoris b</a></li> <li><a href="/wiki/HD_47536_b" title="HD 47536 b">HD 47536 b</a></li> <li><a href="/wiki/HD_47536_c" class="mw-redirect" title="HD 47536 c">c</a></li> <li><a href="/wiki/HD_47186_b" title="HD 47186 b">HD 47186 b</a></li> <li><a href="/wiki/HD_47186_c" title="HD 47186 c">c</a></li> <li><a href="/wiki/HD_45364_b" class="mw-redirect" title="HD 45364 b">HD 45364 b</a></li> <li><a href="/wiki/HD_45364_c" class="mw-redirect" title="HD 45364 c">c</a></li> <li><a href="/wiki/HD_43197_b" title="HD 43197 b">HD 43197 b</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:55px"><a href="/wiki/Star_cluster" title="Star cluster">Star<br />clusters</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:70px"><a href="/wiki/New_General_Catalogue" title="New General Catalogue">NGC</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NGC_2204" title="NGC 2204">NGC 2204</a></li> <li><a href="/wiki/NGC_2354" title="NGC 2354">NGC 2354</a></li> <li><a href="/wiki/NGC_2360" title="NGC 2360">NGC 2360</a></li> <li><a href="/wiki/NGC_2362" title="NGC 2362">NGC 2362</a></li> <li><a href="/wiki/NGC_2374" title="NGC 2374">NGC 2374</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px">Other</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gaia_1" title="Gaia 1">Gaia 1</a></li> <li><a href="/wiki/Messier_41" title="Messier 41">Messier 41</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Nebulae11" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Nebula" title="Nebula">Nebulae</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NGC_2359" title="NGC 2359">NGC 2359</a></li> <li><a href="/wiki/NGC_2361" class="mw-redirect" title="NGC 2361">NGC 2361</a></li> <li><a href="/wiki/Sh2-297" class="mw-redirect" title="Sh2-297">Sh2-297</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:55px"><a href="/wiki/Galaxy" title="Galaxy">Galaxies</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:70px">NGC</th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/NGC_2207_and_IC_2163" title="NGC 2207 and IC 2163">2207</a></li> <li><a href="/wiki/NGC_2217" title="NGC 2217">2217</a></li> <li><a href="/wiki/NGC_2227" title="NGC 2227">2227</a></li> <li><a href="/wiki/NGC_2280" title="NGC 2280">2280</a></li> <li><a href="/wiki/NGC_2283" title="NGC 2283">2283</a></li> <li><a href="/wiki/NGC_2293" title="NGC 2293">2293</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:70px">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Canis_Major_Overdensity" title="Canis Major Overdensity">Canis Major Overdensity</a></li> <li><a href="/wiki/NGC_2207_and_IC_2163" title="NGC 2207 and IC 2163">IC 2163</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Astronomical_events52" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Transient_astronomical_event" class="mw-redirect" title="Transient astronomical event">Astronomical events</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/SN_1999ec" title="SN 1999ec">SN 1999ec</a></li> <li><a href="/wiki/SN_2003H" title="SN 2003H">SN 2003H</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" 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