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HD 142415 b

HD 142415 b
太阳系外行星 太阳系外行星列表
母恒星
母恒星 HD 142415
星座 矩尺座
赤经 (α) 15h 57m 40.7907s
赤纬 (δ) −60° 12′ 00.926″
距离113 ly (34.6 pc)
光谱类型 G1V
轨道参数
半长轴 (a) 1.07 AU
轨道离心率 (e) 0.5
公转周期 (P) 386.3±1.6 d (1.058 y)
角距 (θ) 30.9 mas
近星点时间 (T0) 2,451,519 ± 4 JD
半振幅 (K) 51.3 ± 2.3 m/s
物理性质
最小质量(m sin i)1.69 MJ
(537 M🜨)
发现
发现时间 2003年6月30日
发现者 米歇尔·麦耶等人
发现方法 多普勒光谱学
(CORALIE摄谱仪)
发现地点  智利拉西拉天文台
发表论文 已发表论文
其他名称
HIP 78169 b
数据库参考
太阳系外行星
百科全书
data
SIMBADdata

HD 142415 b是一颗位于矩尺座太阳系外行星,它使母恒星径向速度改变的半振幅达到51.3 ± 2.3 m/s。它的质量下限是木星质量的1.69倍,轨道周期386.3日,轨道半长轴1.07天文单位。以多普勒光谱学量测的径向速度变化显示它的轨道离心率高达0.5。

该行星于2003年6月30日由米歇尔·麦耶等人等人在拉西拉天文台以CORALIE摄谱仪发现。

参见

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参考资料

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外部链接

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HD 142415 b
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