HAT-P-1b 參考資料 导航菜单编辑或修订

蝎虎座太陽系外行星


ADS 16402 B太陽系外行星蠍虎座ADS 16402雙星熱木星




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HAT-P-1b
发现
發現者
HAT
發現日期
2006年
檢測方法

凌日法
軌道參數
半長軸
0.0551 ± 0.0015 AU
離心率
0（假設）
軌道週期
4.46529 ± 0.00009 y
物理特徵
平均半徑
1.36+0.11
−0.09 RJ
質量
0.59 ± 0.04 木星質量
平均密度

290 ± 30 kg/m³
表面重力
0.75 m/s²



HAT-P-1b是一顆圍繞ADS 16402 B的太陽系外行星，位於蠍虎座，距離地球約450光年。ADS 16402 B是ADS 16402雙星系統的其中之一。
HAT-P-1b是由哈佛-史密松天文物理中心的天文學家利用一個稱為HAT的自動小型望遠鏡網路所發現的，當時HAT-P-1b讓ADS 16402 B的亮度下降了0.6%。
它的軌道非常接近恆星，距離僅有824萬公里，公轉週期也只有4.46天[1]，被認為是熱木星型的行星。



Iota-draconis-b.jpg  HAT-P-1b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。


參考資料




  1. ^ http://arxiv.org/abs/astro-ph/0609369}-.  外部链接存在于|title= (帮助)








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