Gliese 649 b

Gliese 649 b /ˈɡlzə/, or Gl 649 b is an extrasolar planet, orbiting the 10th magnitude M-type star Gliese 649, 10 parsecs from earth. This planet is a sub-Jupiter, massing 0.328 Jupiter mass and orbits at 1.135 AU.[1]

Gliese 649 b
Discovery
Discovered byJohnson et al.[1]
Discovery date2009-12-17
Radial velocity
Orbital characteristics
1.135±0.035 AU
Eccentricity0.30±0.08
598.3±4.2 d
12876±22
352±15
Semi-amplitude12.4±1.1
StarGliese 649

    References

    1. Johnson, John Asher; et al. (2010). "The California Planet Survey II. A Saturn-Mass Planet Orbiting the M Dwarf Gl649". The Publications of the Astronomical Society of the Pacific. 122 (888): 149–155. arXiv:0912.2730. Bibcode:2010PASP..122..149J. doi:10.1086/651007.


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