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[考试加油!] 小学学业讨论帖 |
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站外常用名:和风晓城
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(448988) = 2009 HB54 = 2012 AS14
Discovered at XuYi on 2009-03-23 by PMO NEO Survey Program 吻切历元 2019-04-27.0 轨道半长径 a = 2.6834326 天文单位 轨道偏心率 e = 0.0827034 轨道倾角 i = 10.30840 度 近日点焦距 peri = 87.65912 度 升交点黄经 node = 230.64373 度 平近点角 mean anomaly = 0.01487 度 |
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点评
啊原来你们是17届的?!之前一直把你们误以为和我们同届的(
学长好(doge
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我深爱着的——风云
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珍惜当下,拥抱未来
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