座旗三是一颗位于北天星座御夫座的恒星。虽然是暗星,可是裸眼依稀可见,视星等为+5.02[2]恒星的年视差为10.08 ± 0.33 mas[1] 。座旗三距离地球大约324光年(99秒差距),为K型巨星,恒星分类为K5 III[3]

ψ4 Aurigae
观测资料
历元 J2000
星座 御夫座
星官 座旗
赤经 06h 43m 04.97107s[1]
赤纬 +44° 31′ 28.0220″[1]
视星等(V) +5.02[2]
距离 324 ± 11 光年
(99 ± 3[1] pc)
光谱分类 K5 III[3]
其他命名
55 Aurigae, BD+44 1518, FK5 2517, HD 47914, HIP 32173, HR 2459, SAO 41288.[4]

参考资料

  1. ^ 1.0 1.1 1.2 1.3 van Leeuwen, Floor, Validation of the new Hipparcos reduction, Astronomy and Astrophysics, November 2007, 474 (2): 653–664, Bibcode:2007A&A...474..653V, arXiv:0708.1752v1 , doi:10.1051/0004-6361:20078357.  Note: see VizieR catalogue I/311 Archive.is存档,存档日期2012-12-05.
  2. ^ 2.0 2.1 Johnson, H. L.; et al, UBVRIJKL photometry of the bright stars, Communications of the Lunar and Planetary Laboratory, 1966, 4 (99), Bibcode:1966CoLPL...4...99J 
  3. ^ 3.0 3.1 Roman, Nancy G., The Spectra of the Bright Stars of Types F5-K5, Astrophysical Journal, July 1952, 116: 122, Bibcode:1952ApJ...116..122R, doi:10.1086/145598. 
  4. ^ 50 Aur -- Star in double system, SIMBAD Astronomical Database (Centre de Données astronomiques de Strasbourg), [2012-08-24], (原始内容存档于2021-07-30).