41 Tauri

41 Tauri
Données d'observation
(époque J2000.0)
Ascension droite 04h 06m 36,412 37s
Déclinaison +27° 35 59,631 7
Constellation Taureau
Magnitude apparente 5,19

Localisation dans la constellation : Taureau

(Voir situation dans la constellation : Taureau)
Caractéristiques
Type spectral B9 p Si
Indice U-B −0,47
Indice B-V −0,12
Variabilité α2 CVn
Astrométrie
Vitesse radiale −2,0 km/s
Mouvement propre μα = +21,88 mas/a
μδ = −52,34 mas/a
Parallaxe 7,76 mas
Distance ∼ 420 a.l. (∼ 129 pc)
Caractéristiques physiques
Masse 2,9 M
Rayon 3,54 R
Gravité de surface (log g) 3,87
Luminosité 190 L
Température 12 600 K
Métallicité 0,43
Orbite
Excentricité (e) 0,18
Période (P) 7,227 4 j

Désignations

BD+27°°633 • HD 25823HIP 19171 • HR 1268SAO 76455

41 Tauri est une étoile binaire du Taureau, située à ∼ 420 a.l. (∼ 129 pc) de la Terre.

Sources

Liens externes

  • Ressource relative à l'astronomieVoir et modifier les données sur Wikidata :

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