A classic image of our nearest neighboring galaxy: M31, in LRGB+Ha.
TSA102 – Atik Cameras 16200 mono – AZEQ6 – FiltersLRGB-Ha 4,5nm Baader
L : 56 x 600s bin 1 + 12 x 60s bin1
RGB : 3 x (24 x 300s) bin 2
Ha : 18 x 300s bin 2
Total : 17h
12/13 september 2020
Truyes – 37 (France)
Full version : https://astrob.in/full/dxg7o2/0/