Gliese 179 b

Gliese 179 b (also known as HIP 22627 b) is an extrasolar planet which orbits the M-type main sequence star Gliese 179, located approximately 40 light years away in the constellation Orion. This planet has a minimum mass a little bit less than Jupiter and it orbits at 2.41 AU or 361 Gm from the star with an eccentricity slightly less than Pluto. The planetary distance ranges from 1.90 to 2.92 AU. This planet was discovered by using radial velocity method from spectrograph taken at Keck Observatory on November 13, 2009.

Gliese 179 b
Discovery
Discovered byHoward et al.
Discovery siteKeck Observatory
Discovery dateNovember 13, 2009
Radial velocity
Orbital characteristics
2.41±0.04 AU
Eccentricity0.21±0.08
2288±59 d
25140±104
153±24
Semi-amplitude33.9±6.6
StarGliese 179

    See also

    Other planets that were discovered or confirmed on November 13, 2009:

    Related giant planets around red dwarfs:

    References

      • Jean Schneider (2011). "Notes for Planet Gl 179 b". Extrasolar Planets Encyclopaedia. Retrieved 29 September 2011.


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