28 Dec 2023
M 22 or NGC 6656 is a globular cluster located in the Sagittarius constellation. At over 10 thousand light-years away, it is considered one of the brightest globular clusters in the night sky.
M22
7 credit
Filtro | Exp. media (s) | Esposizione totale | Sottoframe |
|---|---|---|---|
| Luminance | 329 | 1h55m | 21 |
| Red | 286 | 1h40m | 21 |
| Green | 286 | 1h40m | 21 |
| Blue | 300 | 1h45m | 21 |