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Alpha Persei Cluster
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<h2 id="members">Members</h2> <p>The following prominent stars are considered members of the cluster with high likelihood: </p> <table><tbody><tr><th>Designation</th><th><a href="/facts/Spectral_type/dYrIuK9H">Spectraltype</a></th><th><a href="/facts/Visual_magnitude/7pCTF1Me">Visualmagnitude</a></th></tr><tr><td><a href="/facts/Alpha_Persei/z7T1q08I">α Per</a> (<a href="/facts/33_Persei/z7T1q08I">33 Per</a>)<a class="footnote-ref" id="fnref:14" href="#fn:14"><sup>14</sup></a></td><td>F5Ib</td><td>1.81</td></tr><tr><td><a href="/facts/Delta_Persei/UxYE7MYC">δ Per</a> (<a href="/facts/39_Persei/UxYE7MYC">39 Per</a>)</td><td>B5III</td><td>3.01</td></tr><tr><td><a href="/facts/Epsilon_Persei/xreFMLfA">ε Per</a> (<a href="/facts/45_Persei/xreFMLfA">45 Per</a>)</td><td>B1V</td><td>2.88</td></tr><tr><td><a href="/facts/Psi_Persei/Q729LCmc">ψ Per</a><a class="footnote-ref" id="fnref:15" href="#fn:15"><sup>15</sup></a></td><td>B5Ve</td><td>4.31</td></tr><tr><td><a href="/facts/HD_21278/koFGqVxh">HD 21278</a><a class="footnote-ref" id="fnref:16" href="#fn:16"><sup>16</sup></a><a class="footnote-ref" id="fnref:17" href="#fn:17"><sup>17</sup></a></td><td>B5V</td><td>4.99</td></tr><tr><td><a href="/facts/31_Persei/UoTuCsSp">31 Per</a><a class="footnote-ref" id="fnref:18" href="#fn:18"><sup>18</sup></a></td><td>B5V</td><td>5.05</td></tr><tr><td><a href="/facts/29_Persei/47Cw6wVt">29 Per</a><a class="footnote-ref" id="fnref:19" href="#fn:19"><sup>19</sup></a><a class="footnote-ref" id="fnref:20" href="#fn:20"><sup>20</sup></a></td><td>B3V</td><td>5.16</td></tr><tr><td><a href="/facts/30_Persei/K0S9BUz7">30 Per</a><a class="footnote-ref" id="fnref:21" href="#fn:21"><sup>21</sup></a></td><td>B8V</td><td>5.49</td></tr><tr><td><a href="/facts/34_Persei/bXJhDH9a">34 Per</a></td><td>B3V</td><td>4.67</td></tr><tr><td><a href="/facts/48_Persei/FwJKLz9p">48 Per</a></td><td>B3Ve</td><td>4.03</td></tr><tr><td><a href="/facts/HD_21699/VCSQRg7n">HD 21699</a></td><td>B8 III</td><td>5.49</td></tr><tr><td><a href="/facts/HD_21071/1MU4wy9X">HD 21071</a><a class="footnote-ref" id="fnref:22" href="#fn:22"><sup>22</sup></a></td><td>B7V</td><td>6.09</td></tr></tbody></table> <h2 id="see-also">See also</h2> <ul><li><a href="/facts/Coma_Star_Cluster/HQbB1p1h">Coma Star Cluster</a></li></ul> <h2 id="external-links">External links</h2> <ul><li>Frommert, Hartmut; Kronberg, Christine (March 8, 1998). <a href="http://messier.seds.org/xtra/ngc/alphaper.html">"Alpha Persei Moving Cluster, Mel 20"</a>. <i>The Messier Catalogue</i>. SEDS. Retrieved 2020-10-18.</li> <li>Käld, Janne. <a href="https://web.archive.org/web/20170408232038/http://www.kolumbus.fi/jkald/pages/p0030.htm">"The Alpha Persei Cluster (Mel 20)"</a>. <i>Astronomical Photographs</i>. Archived from <a href="http://www.kolumbus.fi/jkald/pages/p0030.htm">the original</a> on 2017-04-08. Retrieved 2020-10-18.</li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>van Leeuwen, F. (2009). "Parallaxes and proper motions for 20 open clusters as based on the new Hipparcos catalogue". Astronomy & Astrophysics. 497 (1): 209–242. arXiv:0902.1039. Bibcode:2009A&A...497..209V. doi:10.1051/0004-6361/200811382. S2CID 16420237. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Majaess, D.; et al. (2011). "Deep Infrared ZAMS Fits to Benchmark Open Clusters Hosting delta Scuti Stars". Journal of the American Association of Variable Star Observers. 39 (2): 219. arXiv:1102.1705. Bibcode:2011JAVSO..39..219M. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>Lodieu, N.; et al. (August 2019). "A 5D view of the α Per, Pleiades, and Praesepe clusters". Astronomy & Astrophysics. 628: 26. arXiv:1906.03924. Bibcode:2019A&A...628A..66L. doi:10.1051/0004-6361/201935533. S2CID 182952614. A66. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>Lodieu, N.; et al. (August 2019). "A 5D view of the α Per, Pleiades, and Praesepe clusters". Astronomy & Astrophysics. 628: 26. arXiv:1906.03924. Bibcode:2019A&A...628A..66L. doi:10.1051/0004-6361/201935533. S2CID 182952614. A66. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>Lodieu, N.; et al. (August 2019). "A 5D view of the α Per, Pleiades, and Praesepe clusters". Astronomy & Astrophysics. 628: 26. arXiv:1906.03924. Bibcode:2019A&A...628A..66L. doi:10.1051/0004-6361/201935533. S2CID 182952614. A66. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>Kharchenko, N. V.; et al. (2013), "Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters", Astronomy and Astrophysics, 558: 8, arXiv:1308.5822, Bibcode:2013A&A...558A..53K, doi:10.1051/0004-6361/201322302, S2CID 118548517, A53. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> <li id="fn:7"><p>Lodieu, N.; et al. (August 2019). "A 5D view of the α Per, Pleiades, and Praesepe clusters". Astronomy & Astrophysics. 628: 26. arXiv:1906.03924. Bibcode:2019A&A...628A..66L. doi:10.1051/0004-6361/201935533. S2CID 182952614. A66. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:7" class="footnote-back-ref">↩</a></p></li> <li id="fn:8"><p>Sheikhi, Najmeh; et al. (March 2016). "The binary fraction and mass segregation in Alpha Persei open cluster". Monthly Notices of the Royal Astronomical Society. 457 (1): 1028–1036. arXiv:1601.02186. Bibcode:2016MNRAS.457.1028S. doi:10.1093/mnras/stw059. <a href="https://doi.org/10.1093%2Fmnras%2Fstw059" target="_blank">https://doi.org/10.1093%2Fmnras%2Fstw059</a> <a href="#fnref:8" class="footnote-back-ref">↩</a></p></li> <li id="fn:9"><p>Prosser, Charles F.; et al. (October 1996). "ROSAT Pointed Observations of the Alpha Persei Cluster". Astronomical Journal. 112: 1570. Bibcode:1996AJ....112.1570P. doi:10.1086/118124. <a href="https://doi.org/10.1086%2F118124" target="_blank">https://doi.org/10.1086%2F118124</a> <a href="#fnref:9" class="footnote-back-ref">↩</a></p></li> <li id="fn:10"><p>Paunzen, E.; Mermilliod, J.-C. "WEBDA: Alpha Persei". Universität Wien. Retrieved 2020-10-17. <a href="http://www.univie.ac.at/webda/cgi-bin/ocl_page.cgi?cluster=Alpha+Persei" target="_blank">http://www.univie.ac.at/webda/cgi-bin/ocl_page.cgi?cluster=Alpha+Persei</a> <a href="#fnref:10" class="footnote-back-ref">↩</a></p></li> <li id="fn:11"><p>Lodieu, N.; et al. (August 2019). "A 5D view of the α Per, Pleiades, and Praesepe clusters". Astronomy & Astrophysics. 628: 26. arXiv:1906.03924. Bibcode:2019A&A...628A..66L. doi:10.1051/0004-6361/201935533. S2CID 182952614. A66. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:11" class="footnote-back-ref">↩</a></p></li> <li id="fn:12"><p>Nikiforova, Victoria V.; et al. (September 2020). "The Relation of the Alpha Persei Star Cluster with the Nearby Stellar Stream". The Astronomical Journal. 160 (3): 11. arXiv:2007.11211. Bibcode:2020AJ....160..142N. doi:10.3847/1538-3881/aba753. S2CID 220686998. 142. <a href="https://doi.org/10.3847%2F1538-3881%2Faba753" target="_blank">https://doi.org/10.3847%2F1538-3881%2Faba753</a> <a href="#fnref:12" class="footnote-back-ref">↩</a></p></li> <li id="fn:13"><p>Nikiforova, Victoria V.; et al. (September 2020). "The Relation of the Alpha Persei Star Cluster with the Nearby Stellar Stream". The Astronomical Journal. 160 (3): 11. arXiv:2007.11211. Bibcode:2020AJ....160..142N. doi:10.3847/1538-3881/aba753. S2CID 220686998. 142. <a href="https://doi.org/10.3847%2F1538-3881%2Faba753" target="_blank">https://doi.org/10.3847%2F1538-3881%2Faba753</a> <a href="#fnref:13" class="footnote-back-ref">↩</a></p></li> <li id="fn:14"><p>Zuckerman, B.; et al. (June 2012). "Stellar Membership and Dusty Debris Disks in the α Persei Cluster". The Astrophysical Journal. 752 (1): 12. arXiv:1204.3950. Bibcode:2012ApJ...752...58Z. doi:10.1088/0004-637X/752/1/58. S2CID 119207634. 58. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:14" class="footnote-back-ref">↩</a></p></li> <li id="fn:15"><p>Zuckerman, B.; et al. (June 2012). "Stellar Membership and Dusty Debris Disks in the α Persei Cluster". The Astrophysical Journal. 752 (1): 12. arXiv:1204.3950. Bibcode:2012ApJ...752...58Z. doi:10.1088/0004-637X/752/1/58. S2CID 119207634. 58. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:15" class="footnote-back-ref">↩</a></p></li> <li id="fn:16"><p>Morrell, Nidia; Abt, Helmut A. (July 10, 1992), "Spectroscopic binaries in the Alpha Persei cluster", Astrophysical Journal, Part 1, 393 (2): 666–673, Bibcode:1992ApJ...393..666M, doi:10.1086/171534. <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:16" class="footnote-back-ref">↩</a></p></li> <li id="fn:17"><p>Hoogerwerf, Ronnie (March 2000), "OB association members in the ACT and TRC catalogues", Monthly Notices of the Royal Astronomical Society, 313 (1): 43–65, Bibcode:2000MNRAS.313...43H, doi:10.1046/j.1365-8711.2000.03192.x <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:17" class="footnote-back-ref">↩</a></p></li> <li id="fn:18"><p>Zuckerman, B.; et al. (June 2012). "Stellar Membership and Dusty Debris Disks in the α Persei Cluster". The Astrophysical Journal. 752 (1): 12. arXiv:1204.3950. Bibcode:2012ApJ...752...58Z. doi:10.1088/0004-637X/752/1/58. S2CID 119207634. 58. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:18" class="footnote-back-ref">↩</a></p></li> <li id="fn:19"><p>Zuckerman, B.; et al. (June 2012). "Stellar Membership and Dusty Debris Disks in the α Persei Cluster". The Astrophysical Journal. 752 (1): 12. arXiv:1204.3950. Bibcode:2012ApJ...752...58Z. doi:10.1088/0004-637X/752/1/58. S2CID 119207634. 58. <a href="/wiki/ArXiv_(identifier)" target="_blank">/wiki/ArXiv_(identifier)</a> <a href="#fnref:19" class="footnote-back-ref">↩</a></p></li> <li id="fn:20"><p>Hoogerwerf, Ronnie (March 2000), "OB association members in the ACT and TRC catalogues", Monthly Notices of the Royal Astronomical Society, 313 (1): 43–65, Bibcode:2000MNRAS.313...43H, doi:10.1046/j.1365-8711.2000.03192.x <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:20" class="footnote-back-ref">↩</a></p></li> <li id="fn:21"><p>Hoogerwerf, Ronnie (March 2000), "OB association members in the ACT and TRC catalogues", Monthly Notices of the Royal Astronomical Society, 313 (1): 43–65, Bibcode:2000MNRAS.313...43H, doi:10.1046/j.1365-8711.2000.03192.x <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:21" class="footnote-back-ref">↩</a></p></li> <li id="fn:22"><p>Hoogerwerf, Ronnie (March 2000), "OB association members in the ACT and TRC catalogues", Monthly Notices of the Royal Astronomical Society, 313 (1): 43–65, Bibcode:2000MNRAS.313...43H, doi:10.1046/j.1365-8711.2000.03192.x <a href="/wiki/Bibcode_(identifier)" target="_blank">/wiki/Bibcode_(identifier)</a> <a href="#fnref:22" class="footnote-back-ref">↩</a></p></li> </ol>