15 Aug 2023
NGC253, named the Sculptor or Silver Dollar Galaxy, is an intermediate spiral starburst galaxy in the constellation Sculptor, discovered by Caroline Herschel in 17883.
NGC 253
14 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Blue | 414 | 5h45m | 50 |
| Green | 392 | 5h20m | 49 |
| Red | 269 | 3h40m | 49 |
| Luminance | 324 | 4h25m | 49 |
| Halpha | 98 | 1h20m | 49 |