双鱼座109是双鱼座的一颗黄次巨星,距离地球大约106光年。它的质量与太阳相近,含铁量比太阳高。
行星系
1999年时发现了一颗围绕它运转的太阳系外行星[4]。
参见
参考资料
- ^ 1.0 1.1 1.2 1.3 1.4 van Leeuwen, F. HIP 8159. Hipparcos, the New Reduction. 2007 [2009-12-10]. (原始内容存档于2019-03-28).
- ^ 2.0 2.1 2.2 Pizzolato, N.; Maggio, A.; Sciortino, S., Evolution of X-ray activity of 1-3 Msun late-type stars in early post-main-sequence phases, Astronomy and Astrophysics, September 2000, 361: 614–628, Bibcode:2000A&A...361..614P
- ^ Simpson, E. K.; et al, Rotation periods of exoplanet host stars, Monthly Notices of the Royal Astronomical Society, November 2010, 408 (3): 1666–1679, Bibcode:2010MNRAS.408.1666S, doi:10.1111/j.1365-2966.2010.17230.x
- ^ Vogt; et al. Six New Planets from the Keck Precision Velocity Survey. The Astrophysical Journal. 2000, 536 (2): 902–914 [2009-04-09]. Bibcode:2000ApJ...536..902V. arXiv:astro-ph/9911506 . doi:10.1086/308981. (原始内容存档于2009-04-29).
- ^ Butler, R. P.; et al. Catalog of Nearby Exoplanets. The Astrophysical Journal. 2006, 646 (1): 505–522 [01 March 2009]. Bibcode:2006ApJ...646..505B. arXiv:astro-ph/0607493 . doi:10.1086/504701. (原始内容存档于2019-12-07).
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