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HD 72659 b

Coordinates: Sky map 08h 34m 03.1895s, −01° 34′ 05.583″
From Wikipedia, the free encyclopedia
HD 72659 b
Discovery
Discovered byButler, Marcy, Vogt,
and Fischer
Discovery siteKeck Observatory, Hawaii, United States
Discovery date13 June 2002
Doppler spectroscopy
Orbital characteristics[1]
4.691+0.185
−0.202
 AU
Eccentricity0.257+0.014
−0.016
9.718+0.052
−0.043
 yr
Inclination77.583°+39.898°
−39.755°
204.866°+69.102°
−68.721°
2448147.062+43.195
−47.937
259.451°+3.318°
−3.560°
Semi-amplitude37.908+0.613
−0.551
 m/s
StarHD 72659
Physical characteristics[1]
Mass2.988+2.586
−0.098
 MJ

HD 72659 b is a superjovian exoplanet massing at least 3.3 MJ orbiting at 4.77 AU from the star, taking 3630 days to complete one orbit. The orbital distance range from 3.49 AU to 6.05 AU with orbital eccentricity of 0.269.[2] In 2022, the inclination and true mass of HD 72659 b were measured via astrometry.[1]

See also

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References

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  1. ^ a b c Feng, Fabo; Butler, R. Paul; et al. (August 2022). "3D Selection of 167 Substellar Companions to Nearby Stars". The Astrophysical Journal Supplement Series. 262 (21): 21. arXiv:2208.12720. Bibcode:2022ApJS..262...21F. doi:10.3847/1538-4365/ac7e57. S2CID 251864022.
  2. ^ Butler, R. Paul; et al. (2003). "Seven New Keck Planets Orbiting G and K Dwarfs". The Astrophysical Journal. 582 (1): 455–466. Bibcode:2003ApJ...582..455B. CiteSeerX 10.1.1.7.6988. doi:10.1086/344570. S2CID 17608922.
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