HD 107148

Données d'observation
(époque J2000.0)
Ascension droite	12^h 19^m 13,4913^s^[1]
Déclinaison	−03° 19′ 11,239″^[1]
Constellation	Vierge
Magnitude apparente	8,02
Localisation dans la constellation : Vierge

Caractéristiques
Type spectral	G5V

Astrométrie
Vitesse radiale	+25,244 km/s^[2]
Mouvement propre	μ_α = −54,787 mas/a^[1] μ_δ = −47,395 mas/a^[1]
Parallaxe	20,207 7 ± 0,047 0 mas^[1]
Distance	49,486 1 ± 0,115 0 pc (∼161 al)^[1]

Désignations

HIP 60081, BD-02°3497, SAO 138714^[3]

HD 107148 est une étoile de magnitude 8 située à ∼ 161 a.l. (∼ 49,4 pc)^[1] dans la constellation de la Vierge. C'est une naine jaune caractérisée par une luminosité d'1,41 fois celle du Soleil. Elle est deux fois plus riche en éléments lourds que le Soleil. En 2006, la découverte d'une exoplanète de la masse de Saturne a été annoncée^[4].

Elle ne doit pas être confondue avec l'étoile HD 108147 qui possède également une planète extrasolaire découverte en 2000 et située dans la constellation de la Croix du Sud.

Caractéristiques des planètes du système HD 107148
Planète	Masse	Demi-grand axe (ua)	Période orbitale (jours)	Excentricité	Inclinaison	Rayon
b	>0,210 ± 0,036 M_J	0,269 ± 0,016	48,056 ± 0,057	0,05 ± 0,17

Notes et références

↑ ^{a b c d e f et g} (en) A. G. A. Brown et al. (Gaia collaboration), « Gaia Data Release 2 : Summary of the contents and survey properties », Astronomy & Astrophysics, vol. 616,‎ août 2018, article n^o A1 (DOI 10.1051/0004-6361/201833051, Bibcode 2018A&A...616A...1G, arXiv 1804.09365). Notice Gaia DR2 pour cette source sur VizieR.
↑ (en) C. Soubiran et al., « Gaia Data Release 2. The catalogue of radial velocity standard stars », Astronomy & Astrophysics, vol. 616,‎ août 2018, p. 8, article n^o A7 (DOI 10.1051/0004-6361/201832795, Bibcode 2018A&A...616A...7S, arXiv 1804.09370)
↑ (en) HD 107148 -- High proper-motion Star sur la base de données Simbad du Centre de données astronomiques de Strasbourg.
↑ R. P. Butler, J. T. Wright, G. W. Marcy, D. A. Fischer, S. S. Vogt, C. G. Tinney, H. R. A. Jones, B. D. Carter, J. A. Johnson, C. McCarthy et A. J. Penny, « Catalog of Nearby Exoplanets », The Astrophysical Journal, vol. 646, n^o 1,‎ 2006, p. 505–522 (DOI 10.1086/504701, Bibcode 2006ApJ...646..505B, arXiv astro-ph/0607493, lire en ligne)

Lien externe

(en) HD 107148 sur la base de données Simbad du Centre de données astronomiques de Strasbourg.

v · m Étoiles de la constellation de la Vierge
Bayer	α (Spica) β (Zavijava) γ (Porrima) δ (Minelauva) ε (Vindemiatrix) ζ (Heze) η (Zaniah) θ ι (Syrma) κ (Kang) λ (Khambalia) μ ν ξ (en) ο π (en) ρ (en) σ (en) τ υ (en) φ (Elgafar) χ ψ (en) ω (en) g y
Flamsteed	4 (A¹) 6 (A²) 7 (b) 10 11 12 13 14 16 (c) (en) 17 20 21 (q) 25 (f) 27 28 31 (d¹) 32 (d²) 33 34 35 37 38 (en) 39 41 44 (k) 46 48 49 50 53 (en) 54 55 56 57 58 59 (e) (en) 61 62 63 64 65 66 68 (i) 69 (en) 70 71 72 73 74 (l) (en) 75 76 (h) 77 78 (o) 80 81 82 (m) 83 84 85 86 87 88 89 (en) 90 (p) 92 94 95 96 97 103 104 106 108 109 110 (en) 1 Ser (en) 2 Ser
Étoiles variables	R S (en) W RS RT SS (en) SW TW TY UU AG AH AL BF BH BK CS CU (en) DK DL DT (en) EP EQ (en) ET (en) FF FG FO FS FT FW GL (en) GK GR HT HU HV HW IQ LN NY (en) PX QQ QS QZ
HR	4484 4533 4544 4587 (en) 4657 4722 4837 4856 4877 4896 4901 4935 4960 4986 5013 5014 5031 5033 5037 5053 5059 5114 5178 5183 5233 5258 5317 5322 5332 5344 5368 5384 (en) 5392 5418 5424 5584
HD	102195 (Flegetonte) (en) 102329 106038 106252 (en) 106270 106315 106515 (en) 107148 109271 114783 115153 119130 125612 126614 (en) 128563 130322 (Mönch) 133600 (en)
WASP	16 (en) 24 (en) 37 (en) 39 (Malmok) 54 (en) 55 (en) 85 107 157
Autres	EC 14012-1446 EPIC 201702477 G 64-12 Gliese 486 (en) HAT-P-26 (en) HAT-P-27 (en) K2-19 (en) K2-110 K2-229 K2-360 PG 1159-035 (GW) PSR B1257+12 (Lich) Qatar-2 (en) Ross 128 SDSS J121209.31+013627.7 SDSS J122859.93+104032.9 SDSS J1229+1122 ULAS J133553.45+113005.2 (en) WD 1145+017 Wolf 424 Wolf 485 Wolf 489 (en)
Liste d'étoiles de la Vierge

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