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宝瓶座91b

宝瓶座91b
发现
发现者迈克尔等人
发现日期2003年11月16日
视向速度法
轨道参数
半长轴0.324天文单位
离心率0.003
轨道周期181.84地球日
近心点经度129.57°
近心点时间2,454,478.1儒略日
物理特征
温度1212K
视星等4.21

宝瓶座91b(也被称作宝瓶座Ψ1b)是一颗位于宝瓶座、距离地球148光年的系外行星,其母星为宝瓶座91。该行星是一颗热木星,其质量接近木星的三倍,其轨道与中央恒星的平均距离为4850万公里,较之水星太阳的距离更近。该行星的轨道周期大约为181地球日,其轨道离心率很低(约为0.003)。

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宝瓶座91b
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