Abell84
12.7mag 94"
2021.Dec.02 etc. C14 35cmF11+reducer F7 ZWO ASI294MM, L: 5sec*114+3sec*169 + IDAS NB1 filter 5sec*3104+3sec*410, RGB: Baader Planetarium RGB filter 10sec*389, 347, 412 total 488.4min
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