Wallpaper author:
Javier Garceran
19 Jan 2023
ROSETTA NEBULA IN SHO+HOO
In this nebula we can see various objects, NGC 2237 used to name the entire nebula, NGC 2244 which names the open cluster within the nebula, as well as other objects.
Dataset from which the image was processed
Caldwell 49
4 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI PL16803
- Target coordinates............................................................................................................................RA 97.9167 Dec 4.95
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Australia
- Transient event............................................................................................................................No
- Observed on............................................................................................................................22 Sept 2020 - 17 Nov 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 56 | 16m | 17 |
| Red | 49 | 14m | 17 |
| Green | 45 | 12m | 16 |
| Blue | 53 | 14m | 16 |
| Halpha | 1013 | 4h30m | 16 |