天船增六 ,即英仙座53 (53 Persei ,53 Per ),又名BD+46 872 ,HD 27396 、SAO 39483 、HR 1350 ,是英仙座 的一颗恒星,為光譜型 B4IV的藍色次巨星 [ 3] 。它的視星等4.80[ 2] ,並根據視差 可推算其距離地球約510光年[ 1] 。天船增六為變星,是慢脈動B型變星 的原型恆星。但也有部分研究否認天船增六為該型變星。
參考資料
^ 1.0 1.1 1.2 1.3 1.4 1.5 Van Leeuwen, F. Validation of the new Hipparcos reduction. Astronomy and Astrophysics. 2007, 474 (2): 653. Bibcode:2007A&A...474..653V . arXiv:0708.1752 . doi:10.1051/0004-6361:20078357 . Vizier catalog entry (页面存档备份 ,存于互联网档案馆 )
^ 2.0 2.1 2.2 2.3 Anderson, E.; Francis, Ch. XHIP: An extended hipparcos compilation. Astronomy Letters. 2012, 38 (5): 331. Bibcode:2012AstL...38..331A . arXiv:1108.4971 . doi:10.1134/S1063773712050015 . Vizier catalog entry (页面存档备份 ,存于互联网档案馆 )
^ 3.0 3.1 Hoffleit, D.; Warren, W. H. VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991). VizieR On-line Data Catalog: V/50. Originally published in: 1964BS....C......0H. 1995, 5050 . Bibcode:1995yCat.5050....0H .
^ 4.0 4.1 Mermilliod, J. C. VizieR Online Data Catalog: Homogeneous Means in the UBV System (Mermilliod 1991). VizieR On-line Data Catalog: II/168. Originally published in: Institut d'Astronomie. 2006, 2168 . Bibcode:2006yCat.2168....0M . Vizier catalog entry (页面存档备份 ,存于互联网档案馆 )
^ Gontcharov, G. A. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system. Astronomy Letters. 2006, 32 (11): 759. Bibcode:2006AstL...32..759G . arXiv:1606.08053 . doi:10.1134/S1063773706110065 .
^ Tetzlaff, N.; Neuhäuser, R.; Hohle, M. M. A catalogue of young runaway Hipparcos stars within 3 kpc from the Sun. Monthly Notices of the Royal Astronomical Society. 2011, 410 : 190. Bibcode:2011MNRAS.410..190T . arXiv:1007.4883 . doi:10.1111/j.1365-2966.2010.17434.x . Vizier catalog entry (页面存档备份 ,存于互联网档案馆 )
^ Zorec, J.; Cidale, L.; Arias, M. L.; Frémat, Y.; Muratore, M. F.; Torres, A. F.; Martayan, C. Fundamental parameters of B supergiants from the BCD system. Astronomy and Astrophysics. 2009, 501 : 297. Bibcode:2009A&A...501..297Z . arXiv:0903.5134 . doi:10.1051/0004-6361/200811147 .
^ Abt, Helmut A.; Levato, Hugo; Grosso, Monica. Rotational Velocities of B Stars. The Astrophysical Journal. 2002, 573 : 359. Bibcode:2002ApJ...573..359A . doi:10.1086/340590 .