For faster navigation, this Iframe is preloading the Wikiwand page for 左摄提增一.

左摄提增一

牧夫座ξ
观测资料
历元 J2000.0
星座 牧夫座[1][2]
星官
赤经 14h 51m 23.3s[1][2]
赤纬 +19° 6′ 4″[1][2]
视星等(V) 4.55[1][2]
特性
光谱分类G8Ve+K4Ve[1][2]
U−B 色指数0.24/1.15[1][2]
B−V 色指数0.73/1.15[1][2]
R−I 色指数0.43 / 0.28[1][2]
轨道
伴星左摄提增一 B
绕行周期 (P)151.505±0.170 yr
半长轴 (a)4.9044±0.0027"
偏心率 (e)0.5117±0.0006
倾斜角 (i)140.037±0.095°
升交点黄经 (Ω)168.100±0.164°
近心点 历元 (T)1,909.361±0.024
近心点幅角 (ω)
(secondary)
23.917±0.214°
天体测定
径向速度 (Rv)0.30 km/s
自行 (μ) 赤经:154.98 mas/yr
赤纬:-66.43 mas/yr
视差 (π)148.98 ± 0.48 mas
距离21.89 ± 0.07 ly
(6.71 ± 0.02 pc)
绝对星等 (MV)5.54/7.81
其他命名
BD+19 2870,SAO 101250,HD 131156,HR 5544
参考数据库
SIMBAD资料

牧夫座ξ,又名BD+19 2870HD 131156SAO 101250HR 5544,是牧夫座的一颗恒星[1][2],视星等为4.55,位于银经23.09,银纬61.36,其B1900.0坐标为赤经14h 46m 46.4s,赤纬+19° 61.36′ 57″。

参考文献

[编辑]
  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2019-08-19). 
  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2019-08-19). 
{{bottomLinkPreText}} {{bottomLinkText}}
左摄提增一
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?