#M31 in H-alpha
5 messages · Page 1 of 1 (latest)
Just do some substraction from rgb
I am not doing RGB on this think
atleast not in this year
5 messages · Page 1 of 1 (latest)
Andromeda galaxy in h-alpha
exposure time 46.21 H
taken with moravian instrument's C2-1200A
Refractor: 80/620mm + reductor 0,85
I know that it doesn't look like H-alpha but it should be H-alpha
Just do some substraction from rgb
I am not doing RGB on this think
atleast not in this year