垒壁阵七

垒壁阵七(宝瓶座λ)是位于宝瓶座的恒星,其视星等为3.722。

垒壁阵七
Location of λ Aquarius (circled)
觀測資料
曆元 J2000
星座 宝瓶座
星官
赤經 22h 52m 36.87441s[1]
赤緯 −07° 34 46.5542[1]
視星等(V) 3.722[2]
特性
光谱分类M2.5 IIIa Fe–1[3]
U−B 色指数+1.721[2]
B−V 色指数+1.641[2]
变星类型Lb[4]
天体测定
徑向速度 (Rv)−10.46 ± 0.53[5] km/s
自行 (μ) 赤经:+17.02[1] mas/yr
赤纬:+33.03[1] mas/yr
视差 (π)8.47 ± 0.66[1] mas
距离390 ± 30 ly
(118 ± 9 pc)
绝对星等 (MV)–1.5[6]
詳細資料
質量3.6[7] M
溫度3,835[7] K
金属量 [Fe/H]–2.25[6] dex
其他命名
73 Aquarii, BD–08°968, FK5 864, HD 216386, HIP 112961, HR 8698, SAO 146362.[8]
參考資料庫
SIMBAD资料

参考文献

  1. van Leeuwen, F., , Astronomy and Astrophysics, November 2007, 474 (2): 653–664, Bibcode:2007A&A...474..653V, arXiv:0708.1752可免费查阅, doi:10.1051/0004-6361:20078357.
  2. Gutierrez-Moreno, Adelina; et al, , Publ. Dept. Astron. Univ. Chile (Publicaciones Universidad de Chile, Department de Astronomy), 1966, 1: 1–17, Bibcode:1966PDAUC...1....1G.
  3. Eggleton, P. P.; Tokovinin, A. A., , Monthly Notices of the Royal Astronomical Society, September 2008, 389 (2): 869–879, Bibcode:2008MNRAS.389..869E, arXiv:0806.2878可免费查阅, doi:10.1111/j.1365-2966.2008.13596.x.
  4. Samus, N. N.; Durlevich, O. V.; et al. . VizieR On-line Data Catalog: B/gcvs. Originally published in: 2009yCat....102025S. 2009, 1. Bibcode:2009yCat....102025S.
  5. Famaey, B.; et al, , Astronomy and Astrophysics, May 2009, 498 (2): 627–640, Bibcode:2009A&A...498..627F, arXiv:0901.0934可免费查阅, doi:10.1051/0004-6361/200810698.
  6. Dupree, A. K.; Li, Timothy Q.; Smith, Graeme H., , The Astronomical Journal, October 2007, 134 (4): 1348–1359, Bibcode:2007AJ....134.1348D, arXiv:0709.1709可免费查阅, doi:10.1086/520925.
  7. Tsuji, Takashi. Kupka, F.; Roxburgh, I.; Chan, K. , 编. . Proceedings of the International Astronomical Union 2. May 2007: 307–310. Bibcode:2007IAUS..239..307T. arXiv:astro-ph/0610180可免费查阅. doi:10.1017/S1743921307000622. 参数|journal=与模板{{cite conference}}不匹配(建议改用{{cite journal}}|book-title=) (帮助); |contribution=被忽略 (帮助)
  8. . SIMBAD. 斯特拉斯堡天文資料中心. [2012-07-01].

外部链接

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.