Necklace Nebula
21"
2021.Jul.15-2025.Aug.06 C14
35cmF11 ZWO ASI294MM L: ZWO ASI294MM, 5sec*176+2sec*701+1sec*315 +
IDAS NB1 filter 5sec*225+3sec*2783 + ZWO Halpha 7nm filter
5sec*1272 + Baader O-III 9nm Super-G filter 5sec*2109, RGB: R:
Halpha7nm image, G, B: O-III9nm image, Color: +reducerF7, ZWO
ASI224MC 2sec*442 total 533.7min
Back to Planetary nebula photo