英仙座OB1 是在北天球 英仙座 的一個OB星協 。它以雙星團 (NGC 869 和NGC 884 )為中心[ 4] ,名稱來源於銀河系 的英仙臂 [ 7] 。星協成員中最明亮的恆星是藍超巨星 大陵一 (英仙座9)[ 3] 。
參考資料
^ 1.0 1.1 Sitnik, T. G. The Line-of-Sight Velocities of OB Associations and Molecular Clouds in a Wide Solar Neighborhood: The Streaming Motions of Stars and Gas in the Perseus Arm. Astronomy Letters. May 2003, 29 : 311–320. Bibcode:2003AstL...29..311S . doi:10.1134/1.1573280 .
^ 2.0 2.1 Mel'Nik, A. M.; Dambis, A. K. Kinematics of OB-associations and the new reduction of the Hipparcos data. Monthly Notices of the Royal Astronomical Society . 2009, 400 (1): 518. Bibcode:2009MNRAS.400..518M . arXiv:0909.0618 . doi:10.1111/j.1365-2966.2009.15484.x .
^ 3.0 3.1 Crossen, Craig; Rhemann, Gerald. Sky Vistas: Astronomy for Binoculars and Richest-Field Telescopes . Springer Science & Business Media. 2012: 93. ISBN 9783709106266 .
^ 4.0 4.1 Lee, Hsu-Tai; Lim, Jeremy. On the Formation of Perseus OB1 at High Galactic Latitudes. The Astrophysical Journal. June 2008, 679 (2): 1352–1363. Bibcode:2008ApJ...679.1352L . arXiv:0804.4520 . doi:10.1086/587801 .
^ Beech, Martin; Slawson, Robert W. Are There Really Blue Stragglers in Per OB1? . Astrophysics and Space Science. December 1995, 234 (2): 217–221. Bibcode:1995Ap&SS.234..217B . doi:10.1007/BF00627667 .
^ Per OB1 . SIMBAD . 斯特拉斯堡天文資料中心 .
^ Inglis, Michael. Observer’s Guide to Star Clusters . New York, New York: Springer Science & Business Media. 2013: 184. ISBN 978-1-4614-7567-5 .