17 Nov 2021
NGC 2174 (also known as Monkey Head Nebula) is an H II emission nebula located in the constellation Orion and is associated with the open star cluster NGC 2175
NGC 2174
4 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 312 | 2h10m | 25 |
| OIII | 288 | 2h | 25 |
| SII | 300 | 2h5m | 25 |