29 Jun 2023
The Whirlpool Galaxy (Messier 51) and its companion NGC 5195 are one of the easiest to observe pairs of galaxies.
M51
9 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 88 | 1h56m | 79 |
| Red | 158 | 3h28m | 79 |
| Green | 150 | 3h18m | 79 |
| Blue | 122 | 2h40m | 79 |
| Halpha | 82 | 1h46m | 78 |