Minkowski 1-75  (PK 68-0.1)  16 mag  42"

M1-75 photo

2020. Jul. 31 etc.  C14 35cmF11+reducer F7  ZWO ASI224MC 5sec*210, IDAS NB1 filter ASI1600MM 10sec*127+8sec*217 total 67.6min


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