Wallpaper author:
Jan Scheers
30 Jul 2021
M8, M20 & M21
Combination of all one-click observations of M8 (Lagoon Nebula), M20 (Trifid Nebula) and M21 (open star cluster in Sagittarius), captured with AUS-2, in SHO.
Total exposure time: 300 minutes
Trifid & Lagoon one clicks: 4 subs of 600s with SHO
M21 one clicks: 6 subs of 600s with SHO
Dataset from which the image was processed
M8
4 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI PL16803
- Target coordinates............................................................................................................................RA 270.9042 Dec -24.3833
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Australia
- Transient event............................................................................................................................No
- Observed on............................................................................................................................22 Feb 2020 - 28 Aug 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Red | 123 | 39m | 19 |
| Halpha | 717 | 3h35m | 18 |
| Blue | 130 | 39m | 18 |
| Green | 120 | 36m | 18 |
| Luminance | 100 | 30m | 18 |