Wallpaper author:
Harald Becher
28 Dec 2021
IC443
Jellyfish Nebula.
It is a supernova remnant and is about 5000 lightyears from away earth. The bright star at the bottom is Eta Geminorum, a triple star system with a red giant in about 330 lightyears distance.
Dataset from which the image was processed
IC 443
2 credit
- Type of target............................................................................................................................Supernova Remnant
- Camera............................................................................................................................FLI PL16083
- Target coordinates............................................................................................................................RA 94.2177 Dec 22.17061
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................04 Sept 2020 - 15 Mar 2021
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 462 | 1h40m | 13 |
| OIII | 225 | 45m | 12 |
| SII | 200 | 40m | 12 |