30 Jul 2026
NGC 1499, also known as the California Nebula, is a large hydrogen emission nebula in the constellation Perseus, approximately 1,500 light-years from Earth.
Deep SHO dataset of the California Nebula
20 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| SII | 5 | 10m | 113 |
| Halpha | 4 | 10m | 150 |
| OIII | 5 | 10m | 130 |