HD 27631 b

HD 27631 b[1]
Exoplanet List of exoplanets
Parent star
Star HD 27631
Constellation Horologium
Right ascension (α) 04h 19m 45.469s[2]
Declination (δ) –41° 57 36.97[2]
Distance148 ± 5[2] ly
(45 ± 1[2] pc)
Spectral type G3IV
Orbital elements
Semi-major axis(a) 3.25 ± 0.07 AU
Eccentricity (e) 0.12 ± 0.06
Orbital period(P) 2208 ± 66 d
Time of periastron (T0) 2.45387e+06 ± 224 JD
Physical characteristics
Mass(m)>1.45 ± 0.14 MJ
Discovery information
Discovery date Sept. 13, 2011
Discoverer(s) MARMIER et al.[1]
Discovery method doppler spectroscopy
Discovery site HARPS
Discovery status Published[1]
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 27631 b is an extrasolar planet that has more mass than Jupiter. It orbits 3.25 AU from the star, taking six years to revolve around the parent star HD 27631. Its orbit is eccentric, around 12%.[1]

References

  1. 1 2 3 4 Marmier, M.; et al. (2013). "The CORALIE survey for southern extrasolar planets XVII. New and updated long period and massive planets". Astronomy and Astrophysics 551. A90. arXiv:1211.6444. Bibcode:2013A&A...551A..90M. doi:10.1051/0004-6361/201219639.
  2. 1 2 3 4 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.Vizier catalog entry

External links

Coordinates: 04h 19m 45.005s, −41° 57′ 37″


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