格利泽832b




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格利泽832b
发现
發現者
Bailey et al.
發現日期
2008年9月1日
檢測方法
多普勒光谱法
軌道參數
半長軸
3.4 ± 0.4天文单位
離心率
0.12 ± 0.11
軌道週期
3416 ± 131地球日
近心點時間
1211 ± 353儒略日
物理特徵
平均半徑
1.05RJ




格利泽832b是一颗位于天鶴座、距离地球约16光年的系外行星，其母星为葛利斯832。该行星是已知的环绕红矮星运行的系外行星中轨道周期最长的类木行星，轨道周期长达3416地球日，其轨道距离中央恒星3.4天文单位。2008年9月1日，英澳天文台发现了这颗行星。



参考文献



  • Bailey, Jeremy; 等. A Jupiter-like Planet Orbiting the Nearby M Dwarf GJ832. 2008. arXiv:0809.0172 [astro-ph].  引文格式1维护：显式使用等标签 (link)


外部链接



  • GJ 832. Exoplanets. 

天球赤道座標：星图21h 33m 33.9752s，−49°00′32.422″




Iota-draconis-b.jpg  格利泽832b是一个與太陽系外行星相關的小作品。你可以通过编辑或修订扩充其内容。







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