21 Oct 2020
M31, the big brother of our Galaxy, in direction to collide with our galaxy. Is the biggest galaxy of our local group, and is a typical star forming galaxy. This is a LRGB composition with 10 minutes in R,G and B and 7 minutes in L.
Andromeda Galaxy
25 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 695 | 8h30m | 44 |
| Red | 684 | 8h10m | 43 |
| Green | 740 | 8h50m | 43 |
| Blue | 753 | 9h | 43 |
| Halpha | 126 | 1h30m | 43 |