HD 191806 b

Last updated
HD 191806 b
Discovery
Discovered by R. F. Díaz et al. [1]
Discovery site Haute-Provence Observatory
Discovery dateApril 26, 2016
Transit method
Orbital characteristics [2]
2.749+0.106
−0.118  AU
Eccentricity 0.213+0.029
−0.028
4.390+0.027
−0.031  yr
Inclination 66.519°+5.830°
−4.851°
160.537°+12.338°
−12.970°
2451758.874+43.595
−33.839
346.184°+5.623°
−5.388°
Semi-amplitude 144.660+3.416
−2.931  m/s
Star HD 191806
Physical characteristics [2]
Mass 9.334+0.919
−0.852  MJ

    HD 191806 b is an exoplanet orbiting HD 191806, a K-type star. It has a minimum mass 8.52 times that of Jupiter. It does not orbit within the habitable zone. [1] In 2022, the inclination and true mass of HD 191806 b were measured via astrometry. [2]

    References

    1. 1 2 Díaz, Rodrigo F.; Rey, Javiera; Demangeon, Olivier D. S.; Hébrard, Guillaume; Boisse, Isabelle; Arnold, Luc; Astudillo-Defru, Nicola; Beuzit, Jean-Luc; Bonfils, Xavier; Borgniet, Simon; Bouchy, François; Bourrier, Vincent; Courcol, Bastien; Deleuil, Magali; Delfosse, Xavier; Ehrenreich, David; Forveille, Thierry; Lagrange, Anne-Marie; Mayor, Michel; Moutou, Claire; Pepe, Francesco; Queloz, Didier; Santerne, Alexandre; Santos, Nuno C.; Sahlmann, Johannes; Ségransan, Damien; Udry, Stéphane; Wilson, Paul A. (2016). "The SOPHIE search for northern extrasolar planets XI. Three new companions and an orbit update: Giant planets in the habitable zone". Astronomy & Astrophysics. 591: A146. arXiv: 1604.07610 . Bibcode:2016A&A...591A.146D. doi:10.1051/0004-6361/201628331. S2CID   3282336.
    2. 1 2 3 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.
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