露灣
露灣照片下面半月形是雨海北邊的虹灣 , 一大片丘陵山脈之上就是露灣 , 再上邊是月面的北盡頭了.Sinus Roris, 2019/09/11 HKT: 21h04m,Telescope TEC Maksutov-Cassegrain MC200/20, D=20cm, F.L.= 400cm, LosmandyG-11 Equatorial Mount with motor drive. Camera QHY 5III 224 Color Cam, frame size 1250 x 960px, Shoot at Gain=43,Expo= 0.21ms/frame, Gamma=112, frame rate=33-106 frames/sec, avi format, stackand process 65% best frames in 3862 frames, with Software AstroStackert 3 ,wavelet with RegiStax V.6 , Atmospheric condition : Transparent : 8/10,Seeing : 7/10. Equipmentborrowed from Mr. Ng. Photo taken at Kennedy Town堅尼地城, Hong Kong.
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