Wallpaper author:
Jan Scheers
20 Jul 2021
M22
Image of M22, a globular cluster located near the Milky Way bulge, the tightly packed group of stars near the galactic centre. The cluster lies in the constellation Sagittarius. It is one of the brightest globular clusters in the sky and was one of the first objects of this kind to be discovered and studied.
Image captured with CHI-1, combi of 2 one-click observations
Total integration time 120 minutes.
6 subs of 300s with each filter (LRGB).
Dataset from which the image was processed
M22
7 credit
- Type of target............................................................................................................................Globular Cluster
- Camera............................................................................................................................FLI ProLine PL9000
- Target coordinates............................................................................................................................RA 279.0998 Dec -23.9047
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................30 Mar 2020 - 04 Oct 2021
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 329 | 1h55m | 21 |
| Red | 286 | 1h40m | 21 |
| Green | 286 | 1h40m | 21 |
| Blue | 300 | 1h45m | 21 |