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HD 181433 b

HD 181433 b
太阳系外行星 太阳系外行星列表
母恒星
母恒星 HD 181433
星座 孔雀座
赤经 (α) 19h 25m 09.5663s[1]
赤纬 (δ) -66° 28′ 07.671″[1]
距离87 ± 3[2] ly (26.8 ± 0.8 pc)
光谱类型 K5V[3]
轨道参数
半长轴 (a) 0.080[4] AU
轨道离心率 (e) 0.396[4]
公转周期 (P) 9.3743[4] d
角距 (θ) 3 mas
近星点时间 (T0) 2454542 ± 0.26[4] JD
物理性质
最小质量(m sin i)0.0238[4] MJ
(7.56 M🜨)
发现
发现时间 2008年6月16日[5]
发现者 Bouchy 等人[6]
发现方法 多普勒光谱学[5]
发现地点  智利拉西拉天文台[5]
发表论文 已发表论文[6]
数据库参考
太阳系外行星
百科全书
data
SIMBADdata

HD 181433 b是一颗距离地球约87光年的太阳系外行星[2],位于孔雀座,母恒星是HD 181433。该行星质量至少是地球的7.56倍,被视为超级地球,轨道半长轴0.080天文单位,但因为轨道离心率0.396,所以距离母恒星最近距离是0.396天文单位[4]。François Bouchy 等人已经在《天文与天体物理学报》发表HD 181433行星系的论文[6]

参考资料

  1. ^ 1.0 1.1 NLTT 47732 -- High proper-motion star. SIMBAD. [2008-10-02]. (原始内容存档于2019-06-08). 
  2. ^ 2.0 2.1 van Leeuwen, F. HIP 95152. Hipparcos, the New Reduction: The Astrometric Catalogue. 2007 [2008-10-02]. (原始内容存档于2017-08-02). 
  3. ^ ESA. HIP 95152. The Hipparcos and Tycho Catalogues: The Hipparcos Main Catalogue. 1997 [2008-10-02]. (原始内容存档于2016-03-03). 
  4. ^ 4.0 4.1 4.2 4.3 4.4 4.5 Schneider, J. Notes for Planet HD 181433 b. The Extrasolar Planets Encyclopaedia. [2008-10-02]. (原始内容存档于2012-05-30). 
  5. ^ 5.0 5.1 5.2 A Trio of Super-Earths (新闻稿). ESO. 2008-06-16 [2008-10-02]. (原始内容存档于2008-10-07). 
  6. ^ 6.0 6.1 6.2 Bouchy, F.; et al. The HARPS search for southern extra-solar planets. XVII. Super-Earth and Neptune-mass planets in multiple planet systems HD 47186 and HD 181433. Astronomy and Astrophysics. 2009, 496 (2): 527–531 [2013-04-21]. Bibcode:2009A&A...496..527B. arXiv:0812.1608可免费查阅. doi:10.1051/0004-6361:200810669. (原始内容存档于2019-12-07). 

外部链接


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HD 181433 b
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