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木卫五十六

S/2011 J 2
发现
发现者斯科特·谢泼德
发现地智利拉斯坎帕纳斯天文台
发现日期2011年9月27日
轨道参数
半长轴23,267 Mm
离心率0.387
轨道周期725.06天
轨道倾角151.85°
升交点黄经88.67°
物理特征
平均半径1km
视星等23.6
绝对星等(H)17.0

木卫五十六木星的一颗自然卫星,由斯科特·谢泼德等天文学家于2011年9月27日通过智利拉斯坎帕纳斯天文台麦哲伦-巴德望远镜发现。[1][2]

木卫五十六的直径约为1千米,以约725天的公转周期绕木星逆行半长轴为23,267Mm,轨道倾角为151.85°,轨道离心率为0.387。

参考文献

  1. ^ Two New Moons Found Orbiting Jupiter. National Geographic. 2012-02-02 [2012-02-06]. (原始内容存档于2016-01-22) (英语). 
  2. ^ MPEC 2012-B97 : S/2011 J 1 AND S/2011 J 2. Minor Planet Center. [2012-02-06]. (原始内容存档于2018-04-09) (英语). 
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木卫五十六
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