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href="https://ar.wikipedia.org/wiki/%D8%A7%D9%84%D9%83%D9%81_%D8%A7%D9%84%D8%AC%D8%B0%D9%85%D8%A7%D8%A1" title="الكف الجذماء – Arabic" lang="ar" hreflang="ar" data-title="الكف الجذماء" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Kaffaljidhma" title="Kaffaljidhma – Asturian" lang="ast" hreflang="ast" data-title="Kaffaljidhma" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Gamma_Ceti" title="Gamma Ceti – Bosnian" lang="bs" hreflang="bs" data-title="Gamma Ceti" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Kaffaljidhm" title="Kaffaljidhm – German" lang="de" hreflang="de" data-title="Kaffaljidhm" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Kaffaljidhma" title="Kaffaljidhma – Spanish" lang="es" hreflang="es" data-title="Kaffaljidhma" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Gamma_Ceti" title="Gamma Ceti – French" lang="fr" hreflang="fr" data-title="Gamma Ceti" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Gamma_Ceti" title="Gamma Ceti – Indonesian" lang="id" hreflang="id" data-title="Gamma Ceti" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Kaffaljidhma" title="Kaffaljidhma – Italian" lang="it" hreflang="it" data-title="Kaffaljidhma" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Kaffaljidhm_(St%C3%A4r)" title="Kaffaljidhm (Stär) – Luxembourgish" lang="lb" hreflang="lb" data-title="Kaffaljidhm (Stär)" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxembourgish" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Kaffaljidhmah" title="Kaffaljidhmah – Dutch" lang="nl" hreflang="nl" data-title="Kaffaljidhmah" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%81%8F%E3%81%98%E3%82%89%E5%BA%A7%E3%82%AC%E3%83%B3%E3%83%9E%E6%98%9F" title="くじら座ガンマ星 – Japanese" lang="ja" hreflang="ja" data-title="くじら座ガンマ星" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Gamma_Ceti" title="Gamma Ceti – Polish" lang="pl" hreflang="pl" data-title="Gamma Ceti" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Gamma_Ceti" title="Gamma Ceti – Portuguese" lang="pt" hreflang="pt" data-title="Gamma Ceti" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%93%D0%B0%D0%BC%D0%BC%D0%B0_%D0%9A%D0%B8%D1%82%D0%B0" title="Гамма Кита – Russian" lang="ru" hreflang="ru" data-title="Гамма Кита" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Kaffaljidhm" title="Kaffaljidhm – Slovak" lang="sk" hreflang="sk" data-title="Kaffaljidhm" data-language-autonym="Slovenčina" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Star system in the constellation Cetus</div> <table class="infobox" style="width: 22em; font-size: 88%; line-height: 1.5em"> <caption style="font-size: 125%; font-weight: bold">γ Ceti </caption><tbody><tr><td colspan="2" style="text-align:center;"><div style="text-align: center; margin-left:auto; margin-right:auto"><div class="center"> <div class="floatnone"> <div style="width:200px;"> <div style="position:relative; background-color:#FFFFFF; ;"><span typeof="mw:File"><a href="/wiki/File:Cetus_IAU.svg" class="mw-file-description"><img alt="Diagram showing star positions and boundaries of the Cetus constellation and its surroundings" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Cetus_IAU.svg/200px-Cetus_IAU.svg.png" decoding="async" width="200" height="174" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Cetus_IAU.svg/300px-Cetus_IAU.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Cetus_IAU.svg/400px-Cetus_IAU.svg.png 2x" data-file-width="599" data-file-height="522" /></a></span><div style="position: absolute; z-index: 2; height: 0; width: 0; margin: 0; padding: 0; top: 28px; left: 51px;"> <div style="position: relative; z-index: 3; line-height: 0; text-align: center; width: 10px; left: -5px; top: -5px;"><span typeof="mw:File"><a href="/wiki/%CE%93_Ceti" title="Γ Ceti"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/05/Red_circle.svg/10px-Red_circle.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/05/Red_circle.svg/15px-Red_circle.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/05/Red_circle.svg/20px-Red_circle.svg.png 2x" data-file-width="200" data-file-height="200" /></a></span></div><div style="position: relative; z-index: 4; font-size: 90%; line-height: 111%; width: 6em; top: -1.5em; left: 0.5em; text-align: left;"><span style="padding: 1px;"></span></div> </div></div> </div> </div> </div>Location of γ Ceti (circled)</div></td></tr> <tr> <th style="text-align: center; background-color: #FFFFC0;" colspan="2">Observation data<br /><a href="/wiki/Epoch_(astronomy)" title="Epoch (astronomy)">Epoch</a> <a href="/wiki/J2000.0" class="mw-redirect" title="J2000.0">J2000.0</a>      <a href="/wiki/Equinox_(celestial_coordinates)" title="Equinox (celestial coordinates)">Equinox</a> <a href="/wiki/J2000.0" class="mw-redirect" title="J2000.0">J2000.0</a> </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/Cetus_(constellation)" class="mw-redirect" title="Cetus (constellation)">Cetus</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">02<sup>h</sup> 43<sup>m</sup> 18.03910<sup>s</sup></span><sup id="cite_ref-Leeuwen_1-0" class="reference"><a href="#cite_note-Leeuwen-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>+03° 14′ 08.9390″<sup id="cite_ref-Leeuwen_1-1" class="reference"><a href="#cite_note-Leeuwen-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>3.47<sup id="cite_ref-Johnson_2-0" class="reference"><a href="#cite_note-Johnson-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> (3.56/6.63/10.16)<sup id="cite_ref-Eggleton_3-0" class="reference"><a href="#cite_note-Eggleton-3"><span class="cite-bracket">[</span>3<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><span class="nowrap">A3 V + F3 V + K5</span><sup id="cite_ref-Eggleton_3-1" class="reference"><a href="#cite_note-Eggleton-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">U−B <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td>+0.07<sup id="cite_ref-Johnson_2-1" class="reference"><a href="#cite_note-Johnson-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">B−V <a href="/wiki/Color_index" title="Color index">color index</a> </th> <td>+0.09<sup id="cite_ref-Johnson_2-2" class="reference"><a href="#cite_note-Johnson-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"><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>–5.1<sup id="cite_ref-gcsrv_4-0" class="reference"><a href="#cite_note-gcsrv-4"><span class="cite-bracket">[</span>4<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> –146.10<sup id="cite_ref-Leeuwen_1-2" class="reference"><a href="#cite_note-Leeuwen-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> –146.12<sup id="cite_ref-Leeuwen_1-3" class="reference"><a href="#cite_note-Leeuwen-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>40.97 ± 0.63 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a><sup id="cite_ref-Leeuwen_1-4" class="reference"><a href="#cite_note-Leeuwen-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>80 ± 1 <a href="/wiki/Light-year" title="Light-year">ly</a> <br />(24.4 ± 0.4 <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>+1.53<sup id="cite_ref-Anderson2012_5-0" class="reference"><a href="#cite_note-Anderson2012-5"><span class="cite-bracket">[</span>5<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</th></tr><tr><th colspan="2" style="text-align: center">γ Cet A</th></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_mass" title="Stellar mass">Mass</a></b></td><td>1.88<sup id="cite_ref-tokovinin_6-0" class="reference"><a href="#cite_note-tokovinin-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <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>1.9<sup id="cite_ref-lang2006_7-0" class="reference"><a href="#cite_note-lang2006-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> <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>21<sup id="cite_ref-Anderson2012_5-1" class="reference"><a href="#cite_note-Anderson2012-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> <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>4.3<sup id="cite_ref-gullikson_8-0" class="reference"><a href="#cite_note-gullikson-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> <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>8,551<sup id="cite_ref-gullikson_8-1" class="reference"><a href="#cite_note-gullikson-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> <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>0.00<sup id="cite_ref-Gray2003_9-0" class="reference"><a href="#cite_note-Gray2003-9"><span class="cite-bracket">[</span>9<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>186<sup id="cite_ref-Royer2007_10-0" class="reference"><a href="#cite_note-Royer2007-10"><span class="cite-bracket">[</span>10<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>647<sup id="cite_ref-gullikson_8-2" class="reference"><a href="#cite_note-gullikson-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Megayear" class="mw-redirect" title="Megayear">Myr</a></td></tr><tr><th colspan="2" style="text-align: center">γ Cet B</th></tr><tr style="vertical-align:baseline;"><td><b><a href="/wiki/Stellar_mass" title="Stellar mass">Mass</a></b></td><td>1.17<sup id="cite_ref-tokovinin_6-1" class="reference"><a href="#cite_note-tokovinin-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> <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/Effective_temperature" title="Effective temperature">Temperature</a></b></td><td>6,051<sup id="cite_ref-gullikson_8-3" class="reference"><a href="#cite_note-gullikson-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Kelvin" title="Kelvin">K</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>10<sup id="cite_ref-gullikson_8-4" class="reference"><a href="#cite_note-gullikson-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> km/s</td></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;"> Kaffaljidhma, <a href="/wiki/Bayer_designation" title="Bayer designation">γ Cet</a>, <a href="/wiki/Flamsteed_designation" title="Flamsteed designation">86 Ceti</a>, <a href="/wiki/Bonner_Durchmusterung" class="mw-redirect" title="Bonner Durchmusterung">BD</a>+02 422, <a href="/wiki/Henry_Draper_catalogue" class="mw-redirect" title="Henry Draper catalogue">HD</a> 16970, <a href="/wiki/Hipparcos_catalogue" class="mw-redirect" title="Hipparcos catalogue">HIP</a><span class="nowrap"> </span>12706, <a href="/wiki/Harvard_Revised_catalogue" class="mw-redirect" title="Harvard Revised catalogue">HR</a> 804, <a href="/wiki/Smithsonian_Astrophysical_Observatory_Star_Catalogue" class="mw-redirect" title="Smithsonian Astrophysical Observatory Star Catalogue">SAO</a> 110707, <a href="/wiki/Washington_Double_Star_Catalog" title="Washington Double Star Catalog">WDS</a> 02433+0314<sup id="cite_ref-SIMBAD_11-0" class="reference"><a href="#cite_note-SIMBAD-11"><span class="cite-bracket">[</span>11<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=gam+Cet">Gamma Ceti system</a></td></tr><tr style="vertical-align: top;"><td></td><td><a rel="nofollow" class="external text" href="https://simbad.cds.unistra.fr/simbad/sim-id?Ident=gam+Cet+A">A</a></td></tr><tr style="vertical-align: top;"><td></td><td><a rel="nofollow" class="external text" href="https://simbad.cds.unistra.fr/simbad/sim-id?Ident=gam+Cet+B">B</a></td></tr><tr style="vertical-align: top;"><td></td><td><a rel="nofollow" class="external text" href="https://simbad.cds.unistra.fr/simbad/sim-id?Ident=BD%2b02+418">C</a></td></tr> </tbody></table> <p><b>Gamma Ceti</b> (<b>γ Ceti</b>, abbreviated <b>Gamma Cet</b>, <b>γ Cet</b>) is a <a href="/wiki/Triple_star_system" class="mw-redirect" title="Triple star system">triple star system</a> in the <a href="/wiki/Celestial_equator" title="Celestial equator">equatorial</a> <a href="/wiki/Constellation" title="Constellation">constellation</a> of <a href="/wiki/Cetus_(constellation)" class="mw-redirect" title="Cetus (constellation)">Cetus</a>. It has a combined <a href="/wiki/Apparent_visual_magnitude" class="mw-redirect" title="Apparent visual magnitude">apparent visual magnitude</a> of 3.47.<sup id="cite_ref-Johnson_2-3" class="reference"><a href="#cite_note-Johnson-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Based upon <a href="/wiki/Stellar_parallax" title="Stellar parallax">parallax</a> measurements, this star is located at a distance of about 80 <a href="/wiki/Light-year" title="Light-year">light-years</a> (24.4 <a href="/wiki/Parsec" title="Parsec">parsecs</a>) from the <a href="/wiki/Sun" title="Sun">Sun</a>.<sup id="cite_ref-Leeuwen_1-5" class="reference"><a href="#cite_note-Leeuwen-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>The three components are designated Gamma Ceti A (officially named <b>Kaffaljidhma</b> <span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="/ˌ/: secondary stress follows">ˌ</span><span title="'k' in 'kind'">k</span><span title="/æ/: 'a' in 'bad'">æ</span><span title="'f' in 'find'">f</span><span title="/əl/: 'le' in 'bottle'">əl</span><span title="/ˈ/: primary stress follows">ˈ</span><span title="/dʒ/: 'j' in 'jam'">dʒ</span><span title="/ɪ/: 'i' in 'kit'">ɪ</span><span title="'d' in 'dye'">d</span><span title="'m' in 'my'">m</span><span title="/ə/: 'a' in 'about'">ə</span></span>/</a></span></span>, the traditional name for the entire system),<sup id="cite_ref-IAU-LSN_12-0" class="reference"><a href="#cite_note-IAU-LSN-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> B and C. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Nomenclature">Nomenclature</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gamma_Ceti&action=edit&section=1" title="Edit section: Nomenclature"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><i>γ Ceti</i> (<a href="/wiki/Latinisation_of_names" title="Latinisation of names">Latinised</a> to <i>Gamma Ceti</i>) is the system's <a href="/wiki/Bayer_designation" title="Bayer designation">Bayer designation</a>. The designations of the three components as <i>Gamma Ceti A</i>, <i>B</i> and <i>C</i> derive from the convention used by the <a href="/wiki/Washington_Multiplicity_Catalog" class="mw-redirect" title="Washington Multiplicity Catalog">Washington Multiplicity Catalog</a> (WMC) for <a href="/wiki/Multiple_star_system" class="mw-redirect" title="Multiple star system">multiple star systems</a>, and adopted by the <a href="/wiki/International_Astronomical_Union" title="International Astronomical Union">International Astronomical Union</a> (IAU).<sup id="cite_ref-planetnaming_13-0" class="reference"><a href="#cite_note-planetnaming-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> The close pair AB is also designated <a href="/wiki/Hipparcos" title="Hipparcos">HIP</a> 12706, <a href="/wiki/Henry_Draper_Catalogue" title="Henry Draper Catalogue">HD</a> 16970, and <a href="/wiki/Bright_Star_Catalogue" title="Bright Star Catalogue">HR</a> 804. The system of A, B, and C is collectively designated GJ 106.1 in the <a href="/wiki/Gliese_Catalogue_of_Nearby_Stars" title="Gliese Catalogue of Nearby Stars">Gliese Catalogue of Nearby Stars</a>. </p><p>Gamma Ceti bore the traditional names of <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah</i></span> or <span title="Arabic-language text"><i lang="ar-Latn">Kaffaljidhma</i></span>, derived from <a href="/wiki/Arabic_language" class="mw-redirect" title="Arabic language">Arabic</a>: <span lang="ar" dir="rtl">الكف الجذماء</span> <span title="Arabic-language text"><i lang="ar-Latn">al-kaf al-jaðmāʾ</i></span> ('the cut-short hand').<sup id="cite_ref-allen_14-0" class="reference"><a href="#cite_note-allen-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> According to a 1971 <a href="/wiki/NASA" title="NASA">NASA</a> memorandum, <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah</i></span> was originally the title for five stars: Gamma Ceti as <span title="Arabic-language text"><i lang="ar-Latn">Kafaljidma</i></span>, <a href="/wiki/Xi1_Ceti" title="Xi1 Ceti">Xi<sup>1</sup> Ceti</a> as <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah I</i></span>, <a href="/wiki/Xi2_Ceti" title="Xi2 Ceti">Xi<sup>2</sup> Ceti</a> as <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah II</i></span>, <a href="/wiki/Delta_Ceti" title="Delta Ceti">Delta Ceti</a> as <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah III</i></span> and <a href="/wiki/Mu_Ceti" title="Mu Ceti">Mu Ceti</a> as <span title="Arabic-language text"><i lang="ar-Latn">Al Kaff al Jidhmah IV</i></span> (excluding <a href="/wiki/Alpha_Ceti" title="Alpha Ceti">Alpha Ceti</a> and <a href="/wiki/Lambda_Ceti" title="Lambda Ceti">Lambda Ceti</a>).<sup id="cite_ref-rhoads1971_15-0" class="reference"><a href="#cite_note-rhoads1971-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> The <a href="/wiki/IAU_Working_Group_on_Star_Names" title="IAU Working Group on Star Names">IAU Working Group on Star Names</a> (WGSN)<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> approved the name <i>Kaffaljidhma</i> for the component Gamma Ceti A on February 1, 2017.<sup id="cite_ref-IAU-LSN_12-1" class="reference"><a href="#cite_note-IAU-LSN-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>In <a href="/wiki/Chinese_astronomy" title="Chinese astronomy">Chinese astronomy</a>, <span title="Chinese-language text"><span lang="zh">天囷</span></span> <span title="Chinese-language text"><i lang="zh-Latn">Tiān Qūn</i></span>, meaning '<a href="/wiki/Stomach_(Chinese_constellation)" title="Stomach (Chinese constellation)">Circular Celestial Granary</a>', refers to an <a href="/wiki/Asterism_(astronomy)" title="Asterism (astronomy)">asterism</a> consisting of Gamma Ceti, Alpha Ceti, <a href="/wiki/Kappa1_Ceti" title="Kappa1 Ceti">Kappa<sup>1</sup> Ceti</a>, Lambda Ceti, Mu Ceti, Xi<sup>1</sup> Ceti, Xi<sup>2</sup> Ceti, <a href="/wiki/Nu_Ceti" title="Nu Ceti">Nu Ceti</a>, Delta Ceti, <a href="/wiki/75_Ceti" title="75 Ceti">75 Ceti</a>, <a href="/wiki/70_Ceti" class="mw-redirect" title="70 Ceti">70 Ceti</a>, <a href="/wiki/63_Ceti" title="63 Ceti">63 Ceti</a> and <a href="/wiki/66_Ceti" class="mw-redirect" title="66 Ceti">66 Ceti</a>. Consequently, the <a href="/wiki/Chinese_star_names" class="mw-redirect" title="Chinese star names">Chinese name</a> for Gamma Ceti itself is <span title="Chinese-language text"><span lang="zh">天囷八</span></span> <span title="Chinese-language text"><i lang="zh-Latn">Tiān Qūn bā</i></span> ('the Eighth Star of Circular Celestial Granary').<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Triple_system">Triple system</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gamma_Ceti&action=edit&section=2" title="Edit section: Triple system"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Gamma Ceti appears to be a <a href="/wiki/Triple_star_system" class="mw-redirect" title="Triple star system">triple star system</a>.<sup id="cite_ref-WDS_18-0" class="reference"><a href="#cite_note-WDS-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> The inner pair (A and B) have an <a href="/wiki/Angular_separation" class="mw-redirect" title="Angular separation">angular separation</a> of 2.6 <a href="/wiki/Arcsecond" class="mw-redirect" title="Arcsecond">arcseconds</a>. The primary component of this pair (A) is an <a href="/wiki/A-type_main_sequence_star" class="mw-redirect" title="A-type main sequence star">A-type main sequence star</a> with a <a href="/wiki/Stellar_classification" title="Stellar classification">stellar classification</a> of A3 V and a visual magnitude of 3.6. The fainter secondary component (B) is an <a href="/wiki/F-type_main_sequence_star" class="mw-redirect" title="F-type main sequence star">F-type main sequence star</a> that has a classification of F3 V and a magnitude of 6.6.<sup id="cite_ref-Eggleton_3-2" class="reference"><a href="#cite_note-Eggleton-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> The contrasting colors of these two stars makes them a popular target of amateur astronomers. The two can be <a href="/wiki/Angular_resolution" title="Angular resolution">resolved</a> with a small, 4 in (10 cm) aperture telescope under ideal seeing conditions, although at times they can be a challenge to resolve even with a much larger scope.<sup id="cite_ref-mollise2006_19-0" class="reference"><a href="#cite_note-mollise2006-19"><span class="cite-bracket">[</span>19<span class="cite-bracket">]</span></a></sup> </p><p>At a wide separation of 840 arcseconds is component C, a dim, magnitude 10.2 <a href="/wiki/K-type_star" class="mw-redirect" title="K-type star">K-type star</a> with the designation <span class="nowrap">BD+02 418</span>.<sup id="cite_ref-Eggleton_3-3" class="reference"><a href="#cite_note-Eggleton-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> It shares a <a href="/wiki/Common_proper_motion" class="mw-redirect" title="Common proper motion">common proper motion</a> with A and is at a very similar distance,<sup id="cite_ref-dr2c_20-0" class="reference"><a href="#cite_note-dr2c-20"><span class="cite-bracket">[</span>20<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-WDS_18-1" class="reference"><a href="#cite_note-WDS-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup> but is separated from the close pair by over <span class="nowrap"><span data-sort-value="7015299195741400000♠"></span>20,000 <a href="/wiki/Astronomical_unit" title="Astronomical unit">au</a></span>.<sup id="cite_ref-dhital_21-0" class="reference"><a href="#cite_note-dhital-21"><span class="cite-bracket">[</span>21<span class="cite-bracket">]</span></a></sup> It has a <a href="/wiki/Spectral_classification" class="mw-redirect" title="Spectral classification">spectral classification</a> of K5V.<sup id="cite_ref-stephenson_22-0" class="reference"><a href="#cite_note-stephenson-22"><span class="cite-bracket">[</span>22<span class="cite-bracket">]</span></a></sup> There are several other stars brighter and closer to Gamma Ceti than <span class="nowrap">BD+02 418</span> – <span class="nowrap">BD+02 419</span>, HD 16985, and <span class="nowrap">TYC 50-1274-1</span> – but they are all more distant background stars. </p> <div class="mw-heading mw-heading2"><h2 id="Properties">Properties</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gamma_Ceti&action=edit&section=3" title="Edit section: Properties"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The measured <a href="/wiki/Angular_diameter" title="Angular diameter">angular diameter</a> of the primary star is <span class="nowrap">0.74 ± 0.08 <a href="/wiki/Milliarcsecond" class="mw-redirect" title="Milliarcsecond">mas</a></span>.<sup id="cite_ref-CHARM2_23-0" class="reference"><a href="#cite_note-CHARM2-23"><span class="cite-bracket">[</span>23<span class="cite-bracket">]</span></a></sup> At the estimated distance of this system, this yields a physical size of about 1.9 times the <a href="/wiki/Radius_of_the_Sun" class="mw-redirect" title="Radius of the Sun">radius of the Sun</a>.<sup id="cite_ref-lang2006_7-1" class="reference"><a href="#cite_note-lang2006-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> The secondary component of this system is an <a href="/wiki/X-ray_astronomy" title="X-ray astronomy">X-ray source</a> with a luminosity of <span class="nowrap">2.2 × 10<sup>29</sup> erg s<sup>−1</sup></span>.<sup id="cite_ref-X-rayEmission_24-0" class="reference"><a href="#cite_note-X-rayEmission-24"><span class="cite-bracket">[</span>24<span class="cite-bracket">]</span></a></sup> Gamma Ceti is about 300 million years old,<sup id="cite_ref-DebrisDisk_25-0" class="reference"><a href="#cite_note-DebrisDisk-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> and it appears to be a member of the stream of stars loosely associated with the <a href="/wiki/Ursa_Major_Moving_Group" class="mw-redirect" title="Ursa Major Moving Group">Ursa Major Moving Group</a>.<sup id="cite_ref-King2003_26-0" class="reference"><a href="#cite_note-King2003-26"><span class="cite-bracket">[</span>26<span class="cite-bracket">]</span></a></sup> The primary has been examined for an <a href="/wiki/Infrared_excess" title="Infrared excess">excess of infrared emission</a> that would suggest the presence of circumstellar matter, but none was found.<sup id="cite_ref-DebrisDisk_25-1" class="reference"><a href="#cite_note-DebrisDisk-25"><span class="cite-bracket">[</span>25<span class="cite-bracket">]</span></a></sup> </p> <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=Gamma_Ceti&action=edit&section=4" 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 mw-references-columns"><ol 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.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 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Vol. 1 (3 ed.). <a href="/wiki/Springer_Science_%26_Business_Media" class="mw-redirect" title="Springer Science & Business Media">Springer Science & Business Media</a>. p. 41. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-3-540-29692-8" title="Special:BookSources/978-3-540-29692-8"><bdi>978-3-540-29692-8</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Astrophysical+Formulae%3A+Volume+I+%26+Volume+II%3A+Radiation%2C+Gas+Processes+and+High+Energy+Astrophysics%2FSpace%2C+Time%2C+Matter+and+Cosmology&rft.series=Astronomy+and+Astrophysics+Library&rft.pages=41&rft.edition=3&rft.pub=Springer+Science+%26+Business+Media&rft.date=2006-02&rft.isbn=978-3-540-29692-8&rft.aulast=Lang&rft.aufirst=Kenneth+R.&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DOvTjLcQ4MCQC%26pg%3DPA41&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGamma+Ceti" class="Z3988"></span><br /> The radius (R<sub>*</sub>) is given by: <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\begin{aligned}2\cdot R_{*}&={\frac {(24.4\cdot 0.74\cdot 10^{-3})\ {\text{AU}}}{0.0046491\ {\text{AU}}/R_{\bigodot }}}\\&\approx 3.88\cdot R_{\bigodot }\end{aligned}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mtable columnalign="right left right left right left right left right left right left" rowspacing="3pt" columnspacing="0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em" displaystyle="true"> <mtr> <mtd> <mn>2</mn> <mo>⋅</mo> <msub> <mi>R</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>∗</mo> </mrow> </msub> </mtd> <mtd> <mi></mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <mo stretchy="false">(</mo> <mn>24.4</mn> <mo>⋅</mo> <mn>0.74</mn> <mo>⋅</mo> <msup> <mn>10</mn> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> <mn>3</mn> </mrow> </msup> <mo stretchy="false">)</mo> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext>AU</mtext> </mrow> </mrow> <mrow> <mn>0.0046491</mn> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mtext>AU</mtext> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mo>/</mo> </mrow> <msub> <mi>R</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>⨀</mo> </mrow> </msub> </mrow> </mfrac> </mrow> </mtd> </mtr> <mtr> <mtd /> <mtd> <mi></mi> <mo>≈</mo> <mn>3.88</mn> <mo>⋅</mo> <msub> <mi>R</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>⨀</mo> </mrow> </msub> </mtd> </mtr> </mtable> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\begin{aligned}2\cdot R_{*}&={\frac {(24.4\cdot 0.74\cdot 10^{-3})\ {\text{AU}}}{0.0046491\ {\text{AU}}/R_{\bigodot }}}\\&\approx 3.88\cdot R_{\bigodot }\end{aligned}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/e5e6fb42d41284c89023207d329277c37fe9aadd" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -4.336ex; margin-bottom: -0.335ex; width:32.506ex; height:10.343ex;" alt="{\displaystyle {\begin{aligned}2\cdot R_{*}&={\frac {(24.4\cdot 0.74\cdot 10^{-3})\ {\text{AU}}}{0.0046491\ {\text{AU}}/R_{\bigodot }}}\\&\approx 3.88\cdot R_{\bigodot }\end{aligned}}}"></span></dd></dl> </span></li> <li id="cite_note-gullikson-8"><span class="mw-cite-backlink">^ <a href="#cite_ref-gullikson_8-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-gullikson_8-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-gullikson_8-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-gullikson_8-3"><sup><i><b>d</b></i></sup></a> <a href="#cite_ref-gullikson_8-4"><sup><i><b>e</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGulliksonKrausDodson-Robinson2016" class="citation journal cs1">Gullikson, Kevin; Kraus, Adam; Dodson-Robinson, Sarah (26 July 2016). <a rel="nofollow" class="external text" href="https://doi.org/10.3847%2F0004-6256%2F152%2F2%2F40">"The Close Companion Mass-ratio Distribution of Intermediate-mass Stars"</a>. <i><a href="/wiki/The_Astronomical_Journal" title="The Astronomical Journal">The Astronomical Journal</a></i>. <b>152</b> (2): 40–53. <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/1604.06456">1604.06456</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2016AJ....152...40G">2016AJ....152...40G</a>. <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/10.3847%2F0004-6256%2F152%2F2%2F40">10.3847/0004-6256/152/2/40</a></span>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:119179065">119179065</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Astronomical+Journal&rft.atitle=The+Close+Companion+Mass-ratio+Distribution+of+Intermediate-mass+Stars&rft.volume=152&rft.issue=2&rft.pages=40-53&rft.date=2016-07-26&rft_id=info%3Aarxiv%2F1604.06456&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A119179065%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.3847%2F0004-6256%2F152%2F2%2F40&rft_id=info%3Abibcode%2F2016AJ....152...40G&rft.aulast=Gullikson&rft.aufirst=Kevin&rft.au=Kraus%2C+Adam&rft.au=Dodson-Robinson%2C+Sarah&rft_id=https%3A%2F%2Fdoi.org%2F10.3847%252F0004-6256%252F152%252F2%252F40&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGamma+Ceti" class="Z3988"></span></span> </li> <li id="cite_note-Gray2003-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-Gray2003_9-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFGrayCorballyGarrisonMcFadden2003" class="citation journal cs1">Gray, R. 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"Debris Disk Evolution around A Stars". <i><a href="/wiki/The_Astrophysical_Journal" title="The Astrophysical Journal">The Astrophysical Journal</a></i>. <b>653</b> (1): 675–689. <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/astro-ph/0608563">astro-ph/0608563</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2006ApJ...653..675S">2006ApJ...653..675S</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1086%2F508649">10.1086/508649</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:14116473">14116473</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Astrophysical+Journal&rft.atitle=Debris+Disk+Evolution+around+A+Stars&rft.volume=653&rft.issue=1&rft.pages=675-689&rft.date=2006-12&rft_id=info%3Aarxiv%2Fastro-ph%2F0608563&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A14116473%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1086%2F508649&rft_id=info%3Abibcode%2F2006ApJ...653..675S&rft.aulast=Su&rft.aufirst=K.+Y.+L.&rft.au=Rieke%2C+G.+H.&rft.au=Stansberry%2C+J.+A.&rft.au=Bryden%2C+G.&rft.au=Stapelfeldt%2C+K.+R.&rft.au=Trilling%2C+D.+E.&rft.au=Muzerolle%2C+J.&rft.au=Beichman%2C+C.+A.&rft.au=Moro-Martin%2C+A.&rft.au=Hines%2C+D.+C.&rft.au=Werner%2C+M.+W.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGamma+Ceti" class="Z3988"></span></span> </li> <li id="cite_note-King2003-26"><span class="mw-cite-backlink"><b><a href="#cite_ref-King2003_26-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFKingVillarrealSoderblomGulliver2003" class="citation journal cs1">King, Jeremy R.; Villarreal, Adam R.; Soderblom, David R.; Gulliver, Austin F.; Adelman, Saul J. (April 2003). <a rel="nofollow" class="external text" href="https://tigerprints.clemson.edu/cgi/viewcontent.cgi?article=1248&context=physastro_pubs">"Stellar Kinematic Groups. II. A Reexamination of the Membership, Activity, and Age of the Ursa Major Group"</a>. <i><a href="/wiki/The_Astronomical_Journal" title="The Astronomical Journal">The Astronomical Journal</a></i>. <b>125</b> (4): 1980–2017. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2003AJ....125.1980K">2003AJ....125.1980K</a>. <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/10.1086%2F368241">10.1086/368241</a></span> – via TigerPrints.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Astronomical+Journal&rft.atitle=Stellar+Kinematic+Groups.+II.+A+Reexamination+of+the+Membership%2C+Activity%2C+and+Age+of+the+Ursa+Major+Group&rft.volume=125&rft.issue=4&rft.pages=1980-2017&rft.date=2003-04&rft_id=info%3Adoi%2F10.1086%2F368241&rft_id=info%3Abibcode%2F2003AJ....125.1980K&rft.aulast=King&rft.aufirst=Jeremy+R.&rft.au=Villarreal%2C+Adam+R.&rft.au=Soderblom%2C+David+R.&rft.au=Gulliver%2C+Austin+F.&rft.au=Adelman%2C+Saul+J.&rft_id=https%3A%2F%2Ftigerprints.clemson.edu%2Fcgi%2Fviewcontent.cgi%3Farticle%3D1248%26context%3Dphysastro_pubs&rfr_id=info%3Asid%2Fen.wikipedia.org%3AGamma+Ceti" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Gamma_Ceti&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://stars.astro.illinois.edu/sow/kaffaljidhma.html">Information about Kaffaljidhma on STARS</a></li> <li><a rel="nofollow" class="external text" href="http://worldwidetelescope.org/webclient/#/place=20.739&ra=2.72170&dec=3.23580&fov=0.23438">Gamma Ceti on AAS WorldWide Telescope</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output 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.mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Constellation_of_Cetus" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2" style="text-align: center;"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Cetus" title="Template:Cetus"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Cetus" title="Template talk:Cetus"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Cetus" title="Special:EditPage/Template:Cetus"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Constellation_of_Cetus" style="font-size:114%;margin:0 4em"><a href="/wiki/Cetus_(constellation)" class="mw-redirect" title="Cetus (constellation)">Constellation of Cetus</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div> <ul><li><a href="/wiki/List_of_stars_in_Cetus" title="List of stars in Cetus">List of stars in Cetus</a></li> <li><a href="/wiki/Cetus_in_Chinese_astronomy" title="Cetus in Chinese astronomy">Cetus in Chinese astronomy</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/Alpha_Ceti" title="Alpha Ceti">α (Menkar)</a></li> <li><a href="/wiki/Beta_Ceti" title="Beta Ceti">β (Diphda)</a></li> <li><a class="mw-selflink selflink">γ (Kaffaljidhma)</a></li> <li><a href="/wiki/Delta_Ceti" title="Delta Ceti">δ</a></li> <li><a href="/wiki/Epsilon_Ceti" title="Epsilon Ceti">ε</a></li> <li><a href="/wiki/Zeta_Ceti" title="Zeta Ceti">ζ (Baten Kaitos)</a></li> <li><a href="/wiki/Eta_Ceti" title="Eta Ceti">η</a></li> <li><a href="/wiki/Theta_Ceti" title="Theta Ceti">θ</a></li> <li><a href="/wiki/Iota_Ceti" title="Iota Ceti">ι</a></li> <li><a href="/wiki/Kappa1_Ceti" title="Kappa1 Ceti">κ<sup>1</sup></a></li> <li><a href="/wiki/Kappa2_Ceti" title="Kappa2 Ceti">κ<sup>2</sup></a></li> <li><a href="/wiki/Lambda_Ceti" title="Lambda Ceti">λ</a></li> <li><a href="/wiki/Mu_Ceti" title="Mu Ceti">μ</a></li> <li><a href="/wiki/Nu_Ceti" title="Nu Ceti">ν</a></li> <li><a href="/wiki/Xi1_Ceti" title="Xi1 Ceti">ξ<sup>1</sup></a></li> <li><a href="/wiki/Xi2_Ceti" title="Xi2 Ceti">ξ<sup>2</sup></a></li> <li><a href="/wiki/Mira" title="Mira">ο (Mira)</a> <ul><li><a href="/wiki/Mira_A" class="mw-redirect" title="Mira A">A</a></li> <li><a href="/wiki/Mira_B" title="Mira B">B</a></li></ul></li> <li><a href="/wiki/Pi_Ceti" title="Pi Ceti">π</a></li> <li><a href="/wiki/Rho_Ceti" title="Rho Ceti">ρ</a></li> <li><a href="/wiki/Sigma_Ceti" title="Sigma Ceti">σ</a></li> <li><a href="/wiki/Tau_Ceti" title="Tau Ceti">τ</a></li> <li><a href="/wiki/Upsilon_Ceti" title="Upsilon Ceti">υ</a></li> <li><a href="/wiki/Phi1_Ceti" title="Phi1 Ceti">φ<sup>1</sup></a></li> <li><a href="/wiki/Phi2_Ceti" title="Phi2 Ceti">φ<sup>2</sup></a></li> <li><a href="/wiki/Phi3_Ceti" title="Phi3 Ceti">φ<sup>3</sup></a></li> <li><a href="/wiki/Phi4_Ceti" title="Phi4 Ceti">φ<sup>4</sup></a></li> <li><a href="/wiki/Chi_Ceti" title="Chi Ceti">χ</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/1_Ceti" title="1 Ceti">1</a></li> <li><a href="/wiki/2_Ceti" title="2 Ceti">2</a></li> <li><a href="/wiki/3_Ceti" title="3 Ceti">3</a></li> <li><a href="/wiki/6_Ceti" title="6 Ceti">6</a></li> <li><a href="/wiki/7_Ceti" title="7 Ceti">7</a></li> <li><a href="/wiki/9_Ceti" title="9 Ceti">9</a></li> <li><a href="/wiki/13_Ceti" title="13 Ceti">13</a></li> <li><a href="/wiki/14_Ceti" title="14 Ceti">14</a></li> <li><a href="/wiki/20_Ceti" title="20 Ceti">20</a></li> <li><a href="/wiki/46_Ceti" title="46 Ceti">46</a></li> <li><a href="/wiki/49_Ceti" title="49 Ceti">49</a></li> <li><a href="/wiki/56_Ceti" title="56 Ceti">56 (υ<sup>1</sup>)</a></li> <li><a href="/wiki/63_Ceti" title="63 Ceti">63</a></li> <li><a href="/wiki/64_Ceti" title="64 Ceti">64</a></li> <li><a href="/wiki/69_Ceti" title="69 Ceti">69</a></li> <li><a href="/wiki/75_Ceti" title="75 Ceti">75</a></li> <li><a href="/wiki/77_Ceti" title="77 Ceti">77</a></li> <li><a href="/wiki/79_Ceti" title="79 Ceti">79</a></li> <li><a href="/wiki/81_Ceti" title="81 Ceti">81</a></li> <li><a href="/wiki/84_Ceti" title="84 Ceti">84</a></li> <li><a href="/wiki/94_Ceti" title="94 Ceti">94</a></li> <li><i><a href="/wiki/25_Arietis" title="25 Arietis">25 Ari</a></i></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/T_Ceti" title="T Ceti">T</a></li> <li><a href="/wiki/Gliese_65" title="Gliese 65">UV</a></li> <li><a href="/wiki/YZ_Ceti" title="YZ Ceti">YZ</a></li> <li><a href="/wiki/Ross_548" title="Ross 548">ZZ</a></li> <li><a href="/wiki/AY_Ceti" title="AY Ceti">AY</a></li> <li><a href="/wiki/Gliese_65" title="Gliese 65">BL</a></li> <li><a href="/wiki/HD_9289" title="HD 9289">BW</a></li> <li><a href="/wiki/HD_12039" title="HD 12039">DK</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_256" title="HD 256">10</a></li> <li><a href="/wiki/HD_1461" title="HD 1461">72</a></li> <li><a href="/wiki/HD_3443" title="HD 3443">159</a></li> <li><a href="/wiki/HD_4732" title="HD 4732">228</a></li> <li><a href="/wiki/HD_10550" title="HD 10550">500</a></li> <li><a href="/wiki/HD_14214" title="HD 14214">672</a></li> <li><a href="/wiki/HD_18262" title="HD 18262">870</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_984" title="HD 984">984</a></li> <li><a href="/wiki/HD_1690" title="HD 1690">1690</a></li> <li><a href="/wiki/HD_2638" title="HD 2638">2638</a></li> <li><a href="/wiki/HD_4747" title="HD 4747">4747</a></li> <li><a href="/wiki/HD_5319" title="HD 5319">5319</a></li> <li><a href="/wiki/HD_6718" title="HD 6718">6718</a></li> <li><a href="/wiki/HD_7449" title="HD 7449">7449</a></li> <li><a href="/wiki/HD_11506" title="HD 11506">11506</a></li> <li><a href="/wiki/HD_11964" title="HD 11964">11964</a></li> <li><a href="/wiki/HD_15115" title="HD 15115">15115</a></li> <li><a href="/wiki/HIP_11915" title="HIP 11915">16008</a></li> <li><a href="/wiki/HD_224693" title="HD 224693">224693 (Axólotl)</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/2MASS_J01225093%E2%88%922439505" title="2MASS J01225093−2439505">2MASS J01225093−2439505</a></li> <li><a href="/wiki/BD-07_436" title="BD-07 436">BD-07 436</a></li> <li><a href="/wiki/BD%E2%88%9217_63" title="BD−17 63">BD−17 63 (Felixvarela)</a></li> <li><a href="/wiki/Cayrel%27s_Star" title="Cayrel's Star">Cayrel's Star</a></li> <li><a href="/wiki/CFBDS_J005910.90%E2%80%93011401.3" title="CFBDS J005910.90–011401.3">CFBDS J005910.90–011401.3</a></li> <li><a href="/wiki/DENIS-P_J020529.0%E2%88%92115925" title="DENIS-P J020529.0−115925">DENIS-P J020529.0−115925</a></li> <li><a href="/wiki/GD_40" title="GD 40">GD 40</a></li> <li><a href="/wiki/Gliese_65" title="Gliese 65">Gliese 65</a></li> <li><a href="/wiki/Gliese_105" title="Gliese 105">Gliese 105</a></li> <li><a href="/wiki/GJ_1002" title="GJ 1002">GJ 1002</a></li> <li><a href="/wiki/GJ_1005" title="GJ 1005">GJ 1005</a></li> <li><a href="/wiki/HIP_5158" title="HIP 5158">HIP 5158</a></li> <li><a href="/wiki/HIP_11952" title="HIP 11952">HIP 11952</a></li> <li><a href="/wiki/LHS_1140" title="LHS 1140">LHS 1140</a></li> <li><a href="/wiki/NGC_156" title="NGC 156">NGC 156</a></li> <li><a href="/wiki/NGC_158" title="NGC 158">NGC 158</a></li> <li><a href="/wiki/NGC_302" title="NGC 302">NGC 302</a></li> <li><a href="/wiki/NGC_308" title="NGC 308">NGC 308</a></li> <li><a href="/wiki/NGC_310" title="NGC 310">NGC 310</a></li> <li><a href="/wiki/PSR_J0108%E2%88%921431" title="PSR J0108−1431">PSR J0108−1431</a></li> <li><a href="/wiki/SDSS_J001820.5%E2%88%92093939.2" title="SDSS J001820.5−093939.2">SDSS J001820.5−093939.2</a></li> <li><a href="/wiki/SDSS_J0106%E2%88%921000" title="SDSS J0106−1000">SDSS J0106−1000</a></li> <li><a href="/wiki/ULAS_J003402.77%E2%88%92005206.7" title="ULAS J003402.77−005206.7">ULAS J003402.77−005206.7</a></li> <li><a href="/wiki/WD_J2356%E2%88%92209" title="WD J2356−209">WD J2356−209</a></li> <li><a href="/wiki/WASP-20" title="WASP-20">WASP-20</a></li> <li><a href="/wiki/WASP-26" title="WASP-26">WASP-26</a></li> <li><a href="/wiki/WASP-44" title="WASP-44">WASP-44</a></li> <li><a href="/wiki/BD%2B00_316" title="BD+00 316">WASP-71 (Mpingo)</a></li> <li><a href="/wiki/WISE_J0254%2B0223" title="WISE J0254+0223">WISE J0254+0223</a></li> <li><a href="/wiki/WHL0137-LS" title="WHL0137-LS">WHL0137-LS</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="Exoplanets" 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/79_Ceti_b" title="79 Ceti b">79 Ceti b</a></li> <li><a href="/wiki/81_Ceti_b" title="81 Ceti b">81 Ceti b</a></li> <li><a href="/wiki/94_Ceti_b" title="94 Ceti b">94 Ceti b</a></li> <li><a href="/wiki/BD%E2%88%9217_63_b" title="BD−17 63 b">BD−17 63 b</a></li> <li><a href="/wiki/HD_1461_b" title="HD 1461 b">HD 1461 b</a></li> <li><a href="/wiki/HD_2638_b" title="HD 2638 b">HD 2638 b</a></li> <li><a href="/wiki/HD_5319_b" title="HD 5319 b">HD 5319 b</a></li> <li><a href="/wiki/HD_11506_b" title="HD 11506 b">HD 11506 b</a></li> <li><a href="/wiki/HD_11506_c" title="HD 11506 c">c</a></li> <li><a href="/wiki/HD_11964_b" title="HD 11964 b">HD 11964 b</a></li> <li><a href="/wiki/HD_11964_c" title="HD 11964 c">c</a></li> <li><a href="/wiki/HD_224693_b" title="HD 224693 b">HD 224693 b</a></li> <li><a href="/wiki/HIP_5158_b" title="HIP 5158 b">HIP 5158 b</a></li> <li><a href="/wiki/HIP_5158_c" title="HIP 5158 c">c</a></li> <li><a href="/wiki/HIP_11915_b" title="HIP 11915 b">HIP 11915 b</a></li> <li><a href="/wiki/Tau_Ceti_e" title="Tau Ceti e">τ Ceti e</a></li> <li><a href="/wiki/Tau_Ceti_f" title="Tau Ceti f">f</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="Nebulae" 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_246" title="NGC 246">NGC 246</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"><a href="/wiki/Messier_object" title="Messier object">Messier</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/Messier_77" title="Messier 77">77</a></li></ul> </div></td></tr><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_17" title="NGC 17">17</a></li> <li><a href="/wiki/NGC_35" title="NGC 35">35</a></li> <li><a href="/wiki/NGC_45" title="NGC 45">45</a></li> <li><a href="/wiki/NGC_47" title="NGC 47">47</a></li> <li><a href="/wiki/NGC_50" title="NGC 50">50</a></li> <li><a href="/wiki/NGC_54" title="NGC 54">54</a></li> <li><a href="/wiki/NGC_59" title="NGC 59">59</a></li> <li><a href="/wiki/NGC_61" title="NGC 61">61</a></li> <li><a href="/wiki/NGC_62" title="NGC 62">62</a></li> <li><a href="/wiki/NGC_64" title="NGC 64">64</a></li> <li><a href="/wiki/NGC_65" title="NGC 65">65</a></li> <li><a href="/wiki/NGC_66" title="NGC 66">66</a></li> <li><a href="/wiki/NGC_73" title="NGC 73">73</a></li> <li><a href="/wiki/NGC_77" title="NGC 77">77</a></li> <li><a href="/wiki/NGC_102" title="NGC 102">102</a></li> <li><a href="/wiki/NGC_107" title="NGC 107">107</a></li> <li><a href="/wiki/NGC_113" title="NGC 113">113</a></li> <li><a href="/wiki/NGC_114" title="NGC 114">114</a></li> <li><a href="/wiki/NGC_116" title="NGC 116">116</a></li> <li><a href="/wiki/NGC_117" title="NGC 117">117</a></li> <li><a href="/wiki/NGC_118" title="NGC 118">118</a></li> <li><a href="/wiki/NGC_120" title="NGC 120">120</a></li> <li><a href="/wiki/NGC_124" title="NGC 124">124</a></li> <li><a href="/wiki/NGC_132" title="NGC 132">132</a></li> <li><a href="/wiki/NGC_135" class="mw-redirect" title="NGC 135">135</a></li> <li><a href="/wiki/NGC_142" class="mw-redirect" title="NGC 142">142</a></li> <li><a href="/wiki/NGC_143" title="NGC 143">143</a></li> <li><a href="/wiki/NGC_144" title="NGC 144">144</a></li> <li><a href="/wiki/NGC_145" title="NGC 145">145</a></li> <li><a href="/wiki/NGC_151" title="NGC 151">151</a></li> <li><a href="/wiki/NGC_154" title="NGC 154">154</a></li> <li><a href="/wiki/NGC_155" title="NGC 155">155</a></li> <li><a href="/wiki/NGC_157" title="NGC 157">157</a></li> <li><a href="/wiki/NGC_161" title="NGC 161">161</a></li> <li><a href="/wiki/NGC_163" title="NGC 163">163</a></li> <li><a href="/wiki/NGC_165" title="NGC 165">165</a></li> <li><a href="/wiki/NGC_166" title="NGC 166">166</a></li> <li><a href="/wiki/NGC_167" title="NGC 167">167</a></li> <li><a href="/wiki/NGC_168" title="NGC 168">168</a></li> <li><a href="/wiki/NGC_170" title="NGC 170">170</a></li> <li><a href="/wiki/NGC_171" title="NGC 171">171</a></li> <li><a href="/wiki/NGC_172" title="NGC 172">172</a></li> <li><a href="/wiki/NGC_173" title="NGC 173">173</a></li> <li><a href="/wiki/NGC_177" title="NGC 177">177</a></li> <li><a href="/wiki/NGC_178" title="NGC 178">178</a></li> <li><a href="/wiki/NGC_179" title="NGC 179">179</a></li> <li><a href="/wiki/NGC_187" title="NGC 187">187</a></li> <li><a href="/wiki/NGC_191" title="NGC 191">191</a></li> <li><a href="/wiki/NGC_192" title="NGC 192">192</a></li> <li><a href="/wiki/NGC_195" title="NGC 195">195</a></li> <li><a href="/wiki/NGC_196" title="NGC 196">196</a></li> <li><a href="/wiki/NGC_197" title="NGC 197">197</a></li> <li><a href="/wiki/NGC_201" title="NGC 201">201</a></li> <li><a href="/wiki/NGC_207" title="NGC 207">207</a></li> <li><a href="/wiki/NGC_209" title="NGC 209">209</a></li> <li><a href="/wiki/NGC_210" title="NGC 210">210</a></li> <li><a href="/wiki/NGC_216" title="NGC 216">216</a></li> <li><a href="/wiki/NGC_217" title="NGC 217">217</a></li> <li><a href="/wiki/NGC_219" title="NGC 219">219</a></li> <li><a href="/wiki/NGC_223" title="NGC 223">223</a></li> <li><a href="/wiki/NGC_227" title="NGC 227">227</a></li> <li><a href="/wiki/NGC_230" title="NGC 230">230</a></li> <li><a href="/wiki/NGC_232" title="NGC 232">232</a></li> <li><a href="/wiki/NGC_235" title="NGC 235">235</a></li> <li><a href="/wiki/NGC_237" title="NGC 237">237</a></li> <li><a href="/wiki/NGC_239" title="NGC 239">239</a></li> <li><a href="/wiki/NGC_244" title="NGC 244">244</a></li> <li><a href="/wiki/NGC_245" title="NGC 245">245</a></li> <li><a href="/wiki/NGC_247" title="NGC 247">247</a></li> <li><a href="/wiki/NGC_255" title="NGC 255">255</a></li> <li><a href="/wiki/NGC_259" title="NGC 259">259</a></li> <li><a href="/wiki/NGC_263" title="NGC 263">263</a></li> <li><a href="/wiki/NGC_268" title="NGC 268">268</a></li> <li><a href="/wiki/NGC_270" title="NGC 270">270</a></li> <li><a href="/wiki/NGC_271" title="NGC 271">271</a></li> <li><a href="/wiki/NGC_273" title="NGC 273">273</a></li> <li><a href="/wiki/NGC_274" title="NGC 274">274</a></li> <li><a href="/wiki/NGC_275" title="NGC 275">275</a></li> <li><a href="/wiki/NGC_276" title="NGC 276">276</a></li> <li><a href="/wiki/NGC_277" title="NGC 277">277</a></li> <li><a href="/wiki/NGC_279" title="NGC 279">279</a></li> <li><a href="/wiki/NGC_283" title="NGC 283">283</a></li> <li><a href="/wiki/NGC_284" title="NGC 284">284</a></li> <li><a href="/wiki/NGC_285" title="NGC 285">285</a></li> <li><a href="/wiki/NGC_286" title="NGC 286">286</a></li> <li><a href="/wiki/NGC_291" title="NGC 291">291</a></li> <li><a href="/wiki/NGC_293" title="NGC 293">293</a></li> <li><a href="/wiki/NGC_297" title="NGC 297">297</a></li> <li><a href="/wiki/NGC_298" title="NGC 298">298</a></li> <li><a href="/wiki/NGC_301" title="NGC 301">301</a></li> <li><a href="/wiki/NGC_303" title="NGC 303">303</a></li> <li><a href="/wiki/NGC_307" title="NGC 307">307</a></li> <li><a href="/wiki/NGC_309" title="NGC 309">309</a></li> <li><a href="/wiki/NGC_320" title="NGC 320">320</a></li> <li><a href="/wiki/NGC_321" title="NGC 321">321</a></li> <li><a href="/wiki/NGC_325" title="NGC 325">325</a></li> <li><a href="/wiki/NGC_327" title="NGC 327">327</a></li> <li><a href="/wiki/NGC_329" title="NGC 329">329</a></li> <li><a href="/wiki/NGC_331" title="NGC 331">331</a></li> <li><a href="/wiki/NGC_333" title="NGC 333">333</a></li> <li><a href="/wiki/NGC_335" title="NGC 335">335</a></li> <li><a href="/wiki/NGC_336" title="NGC 336">336</a></li> <li><a href="/wiki/NGC_337" title="NGC 337">337</a></li> <li><a href="/wiki/NGC_340" title="NGC 340">340</a></li> <li><a href="/wiki/NGC_341" title="NGC 341">341</a></li> <li><a href="/wiki/NGC_342" title="NGC 342">342</a></li> <li><a href="/wiki/NGC_343" title="NGC 343">343</a></li> <li><a href="/wiki/NGC_344" title="NGC 344">344</a></li> <li><a href="/wiki/NGC_345" title="NGC 345">345</a></li> <li><a href="/wiki/NGC_347" title="NGC 347">347</a></li> <li><a href="/wiki/NGC_349" title="NGC 349">349</a></li> <li><a href="/wiki/NGC_350" title="NGC 350">350</a></li> <li><a href="/wiki/NGC_351" title="NGC 351">351</a></li> <li><a href="/wiki/NGC_352" title="NGC 352">352</a></li> <li><a href="/wiki/NGC_353" title="NGC 353">353</a></li> <li><a href="/wiki/NGC_355" title="NGC 355">355</a></li> <li><a href="/wiki/NGC_356" title="NGC 356">356</a></li> <li><a href="/wiki/NGC_357" title="NGC 357">357</a></li> <li><a href="/wiki/NGC_359" title="NGC 359">359</a></li> <li><a href="/wiki/NGC_363" title="NGC 363">363</a></li> <li><a href="/wiki/NGC_364" title="NGC 364">364</a></li> <li><a href="/wiki/NGC_367" title="NGC 367">367</a></li> <li><a href="/wiki/NGC_369" title="NGC 369">369</a></li> <li><a href="/wiki/NGC_377" title="NGC 377">377</a></li> <li><a href="/wiki/NGC_391" title="NGC 391">391</a></li> <li><a href="/wiki/NGC_413" title="NGC 413">413</a></li> <li><a href="/wiki/NGC_417" title="NGC 417">417</a></li> <li><a href="/wiki/NGC_426" title="NGC 426">426</a></li> <li><a href="/wiki/NGC_428" title="NGC 428">428</a></li> <li><a href="/wiki/NGC_429" title="NGC 429">429</a></li> <li><a href="/wiki/NGC_430" title="NGC 430">430</a></li> <li><a href="/wiki/NGC_435" title="NGC 435">435</a></li> <li><a href="/wiki/NGC_442" title="NGC 442">442</a></li> <li><a href="/wiki/NGC_445" title="NGC 445">445</a></li> <li><a href="/wiki/NGC_448" title="NGC 448">448</a></li> <li><a href="/wiki/NGC_450" title="NGC 450">450</a></li> <li><a href="/wiki/NGC_478" title="NGC 478">478</a></li> <li><a href="/wiki/NGC_480" title="NGC 480">480</a></li> <li><a href="/wiki/NGC_481" title="NGC 481">481</a></li> <li><a href="/wiki/NGC_487" title="NGC 487">487</a></li> <li><a href="/wiki/NGC_493" title="NGC 493">493</a></li> <li><a href="/wiki/NGC_497" title="NGC 497">497</a></li> <li><a href="/wiki/NGC_519" title="NGC 519">519</a></li> <li><a href="/wiki/NGC_521" title="NGC 521">521</a></li> <li><a href="/wiki/NGC_533" title="NGC 533">533</a></li> <li><a href="/wiki/NGC_540" title="NGC 540">540</a></li> <li><a href="/wiki/NGC_541" title="NGC 541">541</a></li> <li><a href="/wiki/NGC_545" title="NGC 545">545</a></li> <li><a href="/wiki/NGC_547" title="NGC 547">547</a></li> <li><a href="/w/index.php?title=NGC_554&action=edit&redlink=1" class="new" title="NGC 554 (page does not exist)">554</a></li> <li><a href="/wiki/NGC_555" title="NGC 555">555</a></li> <li><a href="/wiki/NGC_560" title="NGC 560">560</a></li> <li><a href="/wiki/NGC_570" title="NGC 570">570</a></li> <li><a href="/wiki/NGC_584" title="NGC 584">584</a></li> <li><a href="/wiki/NGC_585" title="NGC 585">585</a></li> <li><a href="/wiki/NGC_596" title="NGC 596">596</a></li> <li><a href="/wiki/NGC_615" title="NGC 615">615</a></li> <li><a href="/wiki/NGC_622" title="NGC 622">622</a></li> <li><a href="/wiki/NGC_655" title="NGC 655">655</a></li> <li><a href="/wiki/NGC_681" title="NGC 681">681</a></li> <li><a href="/wiki/NGC_682" title="NGC 682">682</a></li> <li><a href="/wiki/NGC_690" title="NGC 690">690</a></li> <li><a href="/wiki/NGC_701" title="NGC 701">701</a></li> <li><a href="/wiki/NGC_720" title="NGC 720">720</a></li> <li><a href="/wiki/NGC_747" title="NGC 747">747</a></li> <li><a href="/wiki/NGC_755" title="NGC 755">755</a></li> <li><a href="/wiki/NGC_779" title="NGC 779">779</a></li> <li><a href="/wiki/NGC_800" title="NGC 800">800</a></li> <li><a href="/wiki/NGC_806" title="NGC 806">806</a></li> <li><a href="/wiki/NGC_833" title="NGC 833">833</a></li> <li><a href="/wiki/NGC_838" title="NGC 838">838</a></li> <li><a href="/wiki/NGC_864" title="NGC 864">864</a></li> <li><a href="/wiki/NGC_874" title="NGC 874">874</a></li> <li><a href="/wiki/NGC_880" title="NGC 880">880</a></li> <li><a href="/wiki/NGC_895" title="NGC 895">895</a></li> <li><a href="/wiki/NGC_908" title="NGC 908">908</a></li> <li><a href="/wiki/NGC_936" title="NGC 936">936</a></li> <li><a href="/wiki/NGC_945" title="NGC 945">945</a></li> <li><a href="/wiki/NGC_950" title="NGC 950">950</a></li> <li><a href="/wiki/NGC_960" title="NGC 960">960</a></li> <li><a href="/wiki/NGC_965" title="NGC 965">965</a></li> <li><a href="/wiki/NGC_966" title="NGC 966">966</a></li> <li><a href="/wiki/NGC_985" title="NGC 985">985</a></li> <li><a href="/wiki/NGC_988" title="NGC 988">988</a></li> <li><a href="/wiki/NGC_1009" title="NGC 1009">1009</a></li> <li><a href="/wiki/NGC_1015" title="NGC 1015">1015</a></li> <li><a href="/wiki/NGC_1019" title="NGC 1019">1019</a></li> <li><a href="/wiki/NGC_1022" title="NGC 1022">1022</a></li> <li><a href="/wiki/NGC_1032" title="NGC 1032">1032</a></li> <li><a href="/wiki/NGC_1042" title="NGC 1042">1042</a></li> <li><a href="/wiki/NGC_1052" title="NGC 1052">1052</a></li> <li><a href="/wiki/NGC_1055" title="NGC 1055">1055</a></li> <li><a href="/wiki/NGC_1073" title="NGC 1073">1073</a></li> <li><a href="/wiki/NGC_1087" title="NGC 1087">1087</a></li> <li><a href="/wiki/NGC_1090" title="NGC 1090">1090</a></li> <li><a href="/wiki/NGC_1128" title="NGC 1128">1128</a></li> <li><a href="/wiki/NGC_1142" title="NGC 1142">1142</a></li> <li><a href="/wiki/NGC_1218" title="NGC 1218">1218</a></li> <li><a href="/wiki/NGC_7808" title="NGC 7808">7808</a></li> <li><a href="/wiki/NGC_7828" title="NGC 7828">7828</a></li> <li><a href="/wiki/NGC_7829" title="NGC 7829">7829</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/Arp_146" title="Arp 146">Arp 146</a></li> <li><a href="/wiki/Arp_147" title="Arp 147">Arp 147</a></li> <li><a href="/wiki/Arp_256" title="Arp 256">Arp 256</a></li> <li><a href="/wiki/3C_75" title="3C 75">3C 75</a></li> <li><a href="/wiki/Cetus_Dwarf" title="Cetus Dwarf">Cetus Dwarf</a></li> <li><a href="/wiki/HCM-6A" title="HCM-6A">HCM-6A</a></li> <li><a href="/wiki/HD1" title="HD1">HD2</a></li> <li><a href="/wiki/Holmberg_15A" title="Holmberg 15A">Holmberg 15A</a></li> <li><a href="/wiki/HXMM01" title="HXMM01">HXMM01</a></li> <li><a href="/wiki/IC_1613" title="IC 1613">IC 1613</a></li> <li><a href="/wiki/IC_1623" title="IC 1623">IC 1623</a></li> <li><a href="/wiki/IRAS_01003-2238" title="IRAS 01003-2238">IRAS 01003-2238</a></li> <li><a href="/wiki/Markarian_1014" title="Markarian 1014">Markarian 1014</a></li> <li><a href="/wiki/Markarian_1018" title="Markarian 1018">Markarian 1018</a></li> <li><a href="/wiki/MCG_-03-04-014" title="MCG -03-04-014">MCG -03-04-014</a></li> <li><a href="/wiki/PGC_2456" title="PGC 2456">PGC 2456</a></li> <li><a href="/wiki/SDSS_J0303-0019" title="SDSS J0303-0019">SDSS J0303-0019</a></li> <li><a href="/wiki/SXDF-NB1006-2" title="SXDF-NB1006-2">SXDF-NB1006-2</a></li> <li><a href="/wiki/9Spitch" class="mw-redirect" title="9Spitch">9Spitch</a></li> <li><a href="/wiki/TON_S180" title="TON S180">TON S180</a></li> <li><a href="/wiki/UGC_711" title="UGC 711">UGC 711</a></li> <li><a href="/wiki/UGC_1775" title="UGC 1775">UGC 1775</a></li> <li><a href="/wiki/Wolf%E2%80%93Lundmark%E2%80%93Melotte" title="Wolf–Lundmark–Melotte">Wolf–Lundmark–Melotte</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="Galaxy_clusters" scope="row" class="navbox-group" style="width:151px;background: #ddddff;"><a href="/wiki/Galaxy_cluster" title="Galaxy cluster">Galaxy clusters</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/Abell_133" title="Abell 133">Abell 133</a></li> <li><a href="/wiki/Abell_222" title="Abell 222">Abell 222</a></li> <li><a href="/wiki/Abell_223" title="Abell 223">Abell 223</a></li> <li><a href="/wiki/Abell_370" title="Abell 370">Abell 370</a></li> <li><a href="/wiki/Abell_400" title="Abell 400">Abell 400</a></li> <li><a href="/wiki/Arp_251" title="Arp 251">Arp 251</a></li> <li><a href="/wiki/Gioiello_(galaxy_cluster)" title="Gioiello (galaxy cluster)">Gioiello</a></li> <li><a href="/wiki/IRC_0218" title="IRC 0218">IRC 0218</a></li> <li><a href="/wiki/JKCS_041" title="JKCS 041">JKCS 041</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_events" 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_2005E" title="SN 2005E">SN 2005E</a></li> <li><a href="/wiki/SN_2005gj" title="SN 2005gj">SN 2005gj</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" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Cetus" title="Category:Cetus">Category</a></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Gamma_Ceti&oldid=1253049233">https://en.wikipedia.org/w/index.php?title=Gamma_Ceti&oldid=1253049233</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Cetus" title="Category:Cetus">Cetus</a></li><li><a href="/wiki/Category:Bayer_objects" title="Category:Bayer objects">Bayer objects</a></li><li><a href="/wiki/Category:Stars_with_proper_names" title="Category:Stars with proper names">Stars with proper names</a></li><li><a href="/wiki/Category:Flamsteed_objects" title="Category:Flamsteed objects">Flamsteed objects</a></li><li><a href="/wiki/Category:A-type_main-sequence_stars" title="Category:A-type main-sequence stars">A-type main-sequence stars</a></li><li><a href="/wiki/Category:F-type_main-sequence_stars" title="Category:F-type main-sequence stars">F-type main-sequence stars</a></li><li><a href="/wiki/Category:K-type_main-sequence_stars" title="Category:K-type main-sequence stars">K-type main-sequence stars</a></li><li><a href="/wiki/Category:Hipparcos_objects" title="Category:Hipparcos objects">Hipparcos objects</a></li><li><a href="/wiki/Category:Henry_Draper_Catalogue_objects" title="Category:Henry Draper Catalogue objects">Henry Draper Catalogue objects</a></li><li><a href="/wiki/Category:Bright_Star_Catalogue_objects" title="Category:Bright Star Catalogue objects">Bright Star Catalogue objects</a></li><li><a href="/wiki/Category:Durchmusterung_objects" title="Category:Durchmusterung 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