HD 216770 b

Cet article est une ébauche concernant une exoplanète.

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HD 216770 b
Étoile
Nom HD 216770
Constellation Poisson austral
Ascension droite 22h 55m 53,71s[1]
Déclinaison −26° 39′ 31,5″[1]
Distance 37,89 +1.46
−1.59 pc
Type spectral K1V[1]

Localisation dans la constellation : Poisson austral

(Voir situation dans la constellation : Poisson austral)
Caractéristiques orbitales
Demi-grand axe (a) 0,46  ua  [1]
Excentricité (e) 0,37 ± 0,06  [1]
Période (P) 118,450 ± 0,550  d
Caractéristiques physiques
Masse (m) 0,650 MJ
Découverte
Découvreurs Michel Mayor
Stéphane Udry
Dominique Naef
Francesco Pepe
Didier Queloz
Nuno C. Santos
Michel Burnet
Méthode vitesses radiales[2]
Date 2003[2],[1]
Statut confirmée[2],[3]
Informations supplémentaires
Autre(s) nom(s) CD-27 16109 b
CPD-27 7471 b
HIP 113238 b
SAO 191502 b
2MASS J22555369-2639313 b
TYC 6974-00283-1 b
WISE J225553.89-263933.4 b
modifier 

HD 216770 b est une planète extrasolaire (exoplanète) en orbite autour de l'étoile HD 216770, une naine orange située dans la constellation du Poisson austral.

Elle a été découverte en 2003[1].

Notes et références

  1. ↑ a b c d e f et g « The Extrasolar Planet Encyclopaedia », sur exoplanet.eu (consulté le ).
  2. ↑ a b et c HD 216770 b sur NASA Exoplanet Archive
  3. ↑ HD 216770 b sur la base de données SIMBAD.

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