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HD 222582 b

This is an old revision of this page, as edited by RobotWillie (talk | contribs) at 20:56, 16 July 2020 (Added a more precise mass estimate NASA gives in the main body of the article, and added the physical characteristics part of the table with the source and mass and an estimate they also give for the radius.). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

HD 222582 b is an extrasolar planet that is 8.37 times the mass of Jupiter orbiting the star HD 222582. The orbital period is 572 days and orbits at a semimajor axis of 1.35 AU in one of the most eccentric orbits of any known planets.[2]

HD 222582 b
Discovery[1][2]
Discovered byCalifornia and
Carnegie Planet Search
Discovery siteW. M. Keck Observatory
Discovery dateNovember 1, 1999
Doppler spectroscopy
Orbital characteristics
1.35 AU (202,000,000 km)
Eccentricity0.76
572 d
2,450,174.8
293
Semi-amplitude276.6
StarHD 222582
Physical characteristics
1.12 [3] RJ Estimate
Mass8.37 [4] MJ

See also

References

  1. ^ "Astronomers discover six new planets orbiting nearby stars" (Press release). Kamuela, Hawaii: W. M. Keck Observatory. November 1, 1999. Retrieved December 19, 2017.
  2. ^ a b Vogt, Steven S.; et al. (2000). "Six New Planets from the Keck Precision Velocity Survey". The Astrophysical Journal. 536 (2): 902–914. arXiv:astro-ph/9911506. Bibcode:2000ApJ...536..902V. doi:10.1086/308981.
  3. ^ https://exoplanets.nasa.gov/exoplanet-catalog/6845/hd-222582-b/
  4. ^ https://exoplanets.nasa.gov/exoplanet-catalog/6845/hd-222582-b/



 

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