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HD 142415 b

HD 142415 b
太陽系外行星 太陽系外行星列表
母恆星
母恆星 HD 142415
星座 矩尺座
赤经 (α) 15h 57m 40.7907s
赤纬 (δ) −60° 12′ 00.926″
距離113 ly (34.6 pc)
光譜類型 G1V
軌道參數
半長軸 (a) 1.07 AU
軌道離心率 (e) 0.5
公轉週期 (P) 386.3±1.6 d (1.058 y)
角距 (θ) 30.9 mas
近星點時間 (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🜨)
發現
發現時間 2003年6月30日
發現者 米歇爾·麥耶等人
發現方法 都卜勒光譜學
(CORALIE攝譜儀)
發現地點  智利拉西拉天文台
發表論文 已發表論文
其他名稱
HIP 78169 b
數據庫參考
太陽系外行星
百科全書
data
SIMBADdata

HD 142415 b是一顆位於矩尺座太陽系外行星,它使母恆星徑向速度改變的半振幅達到51.3 ± 2.3 m/s。它的質量下限是木星質量的1.69倍,軌道週期386.3日,軌道半長軸1.07天文單位。以都卜勒光譜學量測的徑向速度變化顯示它的軌道離心率高達0.5。

該行星於2003年6月30日由米歇爾·麥耶等人等人在拉西拉天文台以CORALIE攝譜儀發現。

參見

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參考資料

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外部連結

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HD 142415 b
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