柏拉圖環形山

C.L.Chan

雨海(在下方)的上方是柏拉圖環形山 (101km)( 左上) , 和阿爾卑斯狹谷(右上). 柏拉圖環形山形成之後 , 月球上的火山活動把岩漿注滿了整個環形坑 , 令它像個平底鑊 , 坑中新的環形坑很少 , 表示這地形較年輕 . 山區還可見清晰的月溪 . 雨海中還看到我發現的吸煙肥人 .
Mare Imbrium, Plato Crater, Vallis Alpes and Smoking fat man.2016/12/09 HKT: 18h46m, Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.=400cm, Prime Focus, Losmandy G-11 Equatorial Mount with motor drive. Camera ASI 120MC CMOS Web Cam, Shoot at 20 frames/sec, stack and optimize 500 frames with Software RegiStax V5 . Atmospheric Transparent : 7/10, Seeing : 5/10. Equipment borrowed from Mr. Ng. Taken at Kennedy Town, Hong Kong.