月面蛇谷
蛇谷 在月面最大的玄武岩平原是風暴洋, 在它的西北方有一片隆起的岩石高原, 名為阿里塔克斯高原, 以這裡一個明亮的隕坑命名 , 它和旁邊的 Heracious隕坑及一條長長的山谷看起來酷似眼鏡蛇.Aristarchus & Heracious Crater, 2019/09/11 HKT: 20h57m,Telescope TEC Maksutov-CassegrainMC200/20, D=20cm, F.L.= 400cm, Losmandy G-11 Equatorial Mount with motor drive.Camera QHY 5III 224 Color Cam, frame size 1320 x 992px, Shoot at Gain=43, Expo=0.21ms/frame, Gamma=112, frame rate=33-106 frames/sec, avi format, stack andprocess 50% best frames in 3692 frames, with Software AstroStackert 3 ,wavelet with RegiStax V.6 , Atmospheric condition : Transparent : 8/10,Seeing : 7/10. Equipment borrowedfrom Mr. Ng. Photo taken at Kennedy Town堅尼地城, Hong Kong.
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