Ruud de Vries - Dutch Backyard Astrophotography
Fighting light pollution.....
M31, Andromeda Galaxy
Messier 31, or the Andromeda Galaxy, is the nearest spiral galaxy to our Milky Way. The distance is 2.5 million light-years and contains about one trillion stars (2 to 3 times more stars then our Milky Way).
Messier 31, Andromeda Galaxy
Camera
Atik one 6.0
Mount
Skywatcher AZ-EQ5 PRO
Flattener
TSFlat2,5
Guiding camera
Starlight Xpress Lodestar
OAG
TS 2" Off Axis Guider
Exposure
75 * 300sec with Baader L filter, 25 * 300sec RGB, 17 * 300sec Ha Baader 7nm