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Rotating ellipsoidal variable
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<h2 id="list-of-variables">List of variables</h2> List of Rotating ellipsoidal variables<a class="footnote-ref" id="fnref:3" href="#fn:3"><sup>3</sup></a><table><tbody><tr><th>Designation (name)</th><th>Constellation</th><th>Discovery</th><th><i><a href="/facts/Apparent_magnitude/7pCTF1Me">Apparent magnitude</a></i> (Maximum)</th><th><i><a href="/facts/Apparent_magnitude/7pCTF1Me">Apparent magnitude</a></i> (Minimum)</th><th><i>Range of magnitude</i></th><th>Spectral type</th><th>Comment</th></tr><tr><td><a href="/facts/Spica/bqWfSvp5">Spica</a> (α Virginis)</td><td><a href="/facts/Virgo_(constellation)/4bcIqNfd">Virgo</a></td><td>Ruban et al. (2006)</td><td>0.97</td><td>1.04</td><td>0.07</td><td>B1 III-IV + B2 V</td><td>Brightest member; binary</td></tr><tr><td><a href="/facts/Alpha_Trianguli/ExPhMBea">α Trianguli</a> (Mothallah)</td><td><a href="/facts/Triangulum/v43UEW8L">Triangulum</a></td><td>Ruban et al. (2006)</td><td>3.52 (Hp)</td><td>3.53 (Hp)</td><td>0.01</td><td>F5 III + M</td><td></td></tr><tr><td><a href="/facts/Pi5_Orionis/Ema1SWK2">π5 Orionis</a></td><td><a href="/facts/Orion_(constellation)/bPeA8QYg">Orion</a></td><td>Ruban et al. (2006)</td><td>3.66</td><td>3.73</td><td>0.07</td><td>B2 III + B6 V</td><td></td></tr><tr><td><a href="/facts/B_Persei/Nd67KYjC">b Persei</a></td><td><a href="/facts/Perseus_(constellation)/KD8mcCCy">Perseus</a></td><td>Ruban et al. (2006)</td><td>4.52</td><td>4.68</td><td>0.07</td><td>A2 V</td><td></td></tr><tr><td><a href="/facts/68_Cygni/5PBfwGYb">68 Cygni</a> (V1809 Cyg)</td><td><a href="/facts/Cygnus_(constellation)/L1fYe414">Cygnus</a></td><td></td><td>4.98</td><td>5.09</td><td>0.11</td><td>O7.5 IIIn((f))</td><td>Variability is disputable</td></tr><tr><td><a href="/facts/Pi_Cassiopeiae/Taf6L6m6">π Cassiopeiae</a></td><td><a href="/facts/Cassiopeia_(constellation)/1SvXVyPT">Cassiopeia</a></td><td>Paunzen & Maitzen (1998)<a class="footnote-ref" id="fnref:4" href="#fn:4"><sup>4</sup></a></td><td>4.95</td><td>4.97</td><td>0.02</td><td>A5 V + A5 V</td><td></td></tr><tr><td><a href="/facts/31_Crateris/78ft8BCw">31 Crateris</a> (TY Corvi)</td><td><a href="/facts/Corvus_(constellation)/rG2TpwPh">Corvus</a></td><td></td><td>5.19</td><td>5.23</td><td>0.04</td><td>B1.5 V</td><td>Unknown companion</td></tr><tr><td><a href="/facts/14_Cephei/u3pwarIT">14 Cephei</a> (LZ Cephei)</td><td><a href="/facts/Cepheus_(constellation)/tlzYj8lT">Cepheus</a></td><td>Morris (1985)<a class="footnote-ref" id="fnref:5" href="#fn:5"><sup>5</sup></a></td><td>4.67</td><td>4.71</td><td>0.04</td><td>O9 III + O9.5 V</td><td></td></tr><tr><td>HZ Canis Majoris</td><td><a href="/facts/Canis_Major/mqRyjJoM">Canis Major</a></td><td></td><td>5.28</td><td>5.34</td><td>0.06</td><td>A0 EuCrSr</td><td>Long 6.4 year period;binary</td></tr></tbody></table> <h2 id="external-links">External links</h2> <ul><li><a href="https://ogle.astrouw.edu.pl/atlas/ellipsoidal_variables.html">OGLE Atlas of Variable Star Light Curves - Ellipsoidal variables</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>Morris, S. L. (August 1985). "The ellipsoidal variable stars". The Astrophysical Journal. 295: 143. Bibcode:1985ApJ...295..143M. doi:10.1086/163359. eISSN 1538-4357. ISSN 0004-637X. S2CID 121391876. <a href="https://doi.org/10.1086%2F163359" target="_blank">https://doi.org/10.1086%2F163359</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Samus, N. N.; Durlevich, O. V.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 1: B/gcvs. Bibcode:2009yCat....102025S. <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>Samus, N. N.; Durlevich, O. V.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 1: B/gcvs. Bibcode:2009yCat....102025S. <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>Paunzen, E.; Maitzen, H. M. (November 1998). "New variable chemically peculiar stars identifiedin the Hipparcosarchive". Astronomy and Astrophysics Supplement Series. 133 (1): 1–6. Bibcode:1998A&AS..133....1P. doi:10.1051/aas:1998305. eISSN 1286-4846. ISSN 0365-0138. S2CID 59046281. <a href="https://doi.org/10.1051%2Faas%3A1998305" target="_blank">https://doi.org/10.1051%2Faas%3A1998305</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>Morris, S. L. (August 1985). "The ellipsoidal variable stars". The Astrophysical Journal. 295: 143. Bibcode:1985ApJ...295..143M. doi:10.1086/163359. eISSN 1538-4357. ISSN 0004-637X. S2CID 121391876. <a href="https://doi.org/10.1086%2F163359" target="_blank">https://doi.org/10.1086%2F163359</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> </ol>