22 May 2021
Barnard 252, sometimes also called the Dolphin Nebula (not to be confused with SH2-308, also commonly known as the Dolphin Nebula), is a dark nebula lying in the constellation of Scorpius.
Barnard 252
9 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 750 | 4h10m | 20 |
| Green | 480 | 2h40m | 20 |
| Blue | 510 | 2h50m | 20 |
| Red | 660 | 3h40m | 20 |