Wallpaper author:
Ray Yerbury
21 Sept 2025
M42 HSO
Processed using siril:
Stacked using telescope live script, stretched in siril
GIMP:
Final colour / noise reduction
Dataset from which the image was processed
M42
9 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI ProLine PL9000
- Target coordinates............................................................................................................................RA 83.8221 Dec -5.3911
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................14 Feb 2020 - 25 Mar 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| SII | 59 | 2h44m | 168 |
| OIII | 59 | 2h44m | 167 |
| Halpha | 63 | 2h54m | 167 |