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HD 9446 b

HD 9446 b
发现
发现日期2010年1月5日
多普勒视向速度
轨道参数
半长轴0.189±0.006天文单位
离心率0.20±0.06
轨道周期30.052±0.027地球日

HD 9446 b是环绕恒星HD 9446公转的太阳系外行星,于2010年1月5日公布。它位于三角座,距离地球约172光年[1]

相关条目

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参考资料

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  1. ^ Hébrard, G.; X. Bonfils, D. Ségransan, C. Moutou, X. Delfosse, F. Bouchy, I. Boisse, L. Arnold, M. Desort, R. F. Díaz, A. Eggenberger, D. Ehrenreich, T. Forveille, A.-M. Lagrange, C. Lovis, F. Pepe, C. Perrier, F. Pont, D. Queloz, N. C. Santos, S. Udry, A. Vidal-Madjar. The SOPHIE search for northern extrasolar planets: II. A multi-planet system around HD 9446 (PDF). Astronomy & Astrophysics. 2010 [2010-02-20]. (原始内容 (PDF)存档于2010-04-07). 
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HD 9446 b
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