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马尾二

半人马座ρ
观测资料
历元 J2000.0
星座 半人马座[1][2]
星官
赤经 12h 11m 39.1s[1][2]
赤纬 -52° 22′ 7″[1][2]
视星等(V) 3.96[1][2]
特性
光谱分类B3V[1][2]
U−B 色指数-0.62[1][2]
B−V 色指数-0.15[1][2]
R−I 色指数-0.17[1][2]
天体测定
径向速度 (Rv)-0.62 km/s
自行 (μ) 赤经:15 mas/yr
赤纬:- mas/yr
视差 (π)0.032 mas
距离101923.86875 ly
(31250 pc)
其他命名
CD-51 6455,SAO 239737,HD 105937,HR 4638
参考数据库
SIMBAD资料

半人马座ρ,又名CD-51 6455HD 105937SAO 239737HR 4638,是半人马座的一颗恒星[1][2],视星等为3.96,位于银经296.78,银纬10.03,其B1900.0坐标为赤经12h 6m 25.4s,赤纬-51° 10.03′ 42″。

参考文献

  1. ^ 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 Pulsating variable Star. SIMBAD. Centre de Données astronomiques de Strasbourg. [2012-07-13]. (原始内容存档于2019-07-22). 页面存档备份,存于互联网档案馆
  2. ^ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 VizieR Detailed Page. [2012-07-13]. (原始内容存档于2016-03-05). 页面存档备份,存于互联网档案馆
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马尾二
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