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2011 CQ1

2011 CQ1
发现
發現者卡特林那巡天系统
發現日期2011年2月4日
編號
其它名稱
小行星分類阿登型小行星NEO
軌道參數
曆元 2011-8-27.0
遠日點1.009045916897159AU
近日點0.6644782540509591AU
半長軸0.8367620854740589AU
離心率0.2058934485846049
軌道週期279.5769851742251天
0.77年
平近點角118.0053886259164
軌道傾角5.243835229461175
升交點黃經315.3178924917727
近日點參數335.2740933557564
物理特徵
大小1.2米
絕對星等(H)32.037

2011 CQ1是由卡特林那巡天系统在2011年2月4日首先发现的阿登型小行星。在发现当天,它在距离地球表面5500千米的位置近距离擦过地球,这使得它成为目前已知最近的小行星飞掠事件。它的直径约为1.2米[1][2]

相关条目

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参考资料

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  1. ^ Don Yeomans and Paul Chodas. Very Small Asteroid Makes Close Earth Approach on February 4, 2011. News. NASA/JPL Near-Earth Object Program Office. 4 February 2011 [18 September 2011]. (原始内容存档于2011-09-02). 
  2. ^ Malik, Tariq. Tiny Asteroid Zips Close By Earth. space.com. 6 February 2011 [18 September 2011]. (原始内容存档于2020-11-30). 

外部链接

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2011 CQ1
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