07 Aug 2023
This object is one of the closest of all the bright planetary nebulae to Earth. The distance, measured by the Gaia mission, is 655±13 light-years. Wikipedia
NGC 7293
13 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Halpha | 800 | 10h | 45 |
| Luminance | 193 | 2h25m | 45 |
| Blue | 173 | 2h10m | 45 |
| Green | 164 | 2h | 44 |
| Red | 164 | 2h | 44 |