25 Oct 2021
This is an image of M19. It is a globular cluster about 28,000 light years away in the constellation Ophiuchus. The cluster is about 1.1 million times the mass of the sun and is about 12.9 billion years old.
M19
6 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 300 | 1h35m | 19 |
| Red | 300 | 1h35m | 19 |
| Green | 284 | 1h30m | 19 |
| Blue | 317 | 1h35m | 18 |