2016-07-18

FOV 1.4° x 1° ,深夜DJ

(updated 7/21一個奶粉罐燈籠 )

7/16
今日使用 K-3II Astrotracer ,Celestron C6 ,F6.3減焦鏡拍攝
焦距945mm(35等效 1418mm),FOV 1.4°x1°


M57 Ring Nebula 10secx13

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