
........那就都是一等星嘍.......
Originally posted by 小酒蟲 at 2005-12-26 15:39:
360 x (15/86400) = 0.0625
因此曝光 15 秒之後,可得已轉了 0.0625° 的星軌。
(應該是這樣算沒錯吧?)
[ Last edited by 小酒蟲 on 2005-12-25 at 23:40 ]
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