座旗三

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
觀測資料
曆元 J2000
星座 御夫座
星官 座旗
赤經 06h 43m 04.97107s[1]
赤緯 +44° 31 28.0220[1]
視星等(V) +5.02[2]
距離 324 ± 11 光年
(99 ± 3[1] pc)
光譜分類 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. van Leeuwen, Floor, , 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.
  2. Johnson, H. L.; 等, , Communications of the Lunar and Planetary Laboratory, 1966, 4 (99), Bibcode:1966CoLPL...4...99J
  3. Roman, Nancy G., , Astrophysical Journal, July 1952, 116: 122, Bibcode:1952ApJ...116..122R, doi:10.1086/145598.
  4. , SIMBAD Astronomical Database (Centre de Données astronomiques de Strasbourg), [2012-08-24].
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