Wallpaper author:
Alan Daly
20 Jul 2025
IC 1805
The Heart Nebula, an emission nebula in the constellation Cassiopeia approximately 7,500 light-years from Earth.
Dataset from which the image was processed
Heart Nebula
24 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI PL16083
- Target coordinates............................................................................................................................RA 38.20592 Dec 61.37839
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................27 Sept 2019 - 20 Nov 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| SII | 310 | 10h10m | 118 |
| Halpha | 305 | 10h | 118 |
| OIII | 285 | 9h15m | 117 |