Wallpaper author:
Steve Teel
20 Oct 2025
NGC7822, SHO with RGB stars
Processed using APP, PixInsight with SPCC, Blur, Noise, and StarXTerminator, NarrowbandNormalization, GHS, and Affinity Photo 2.
Dataset from which the image was processed
NGC 7822
30 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI Proline PL16803
- Target coordinates............................................................................................................................RA 0.2858 Dec 67.4214
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................United States of America
- Transient event............................................................................................................................No
- Observed on............................................................................................................................29 Oct 2022 - 25 Nov 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 3130 | 20h | 23 |
| Red | 2348 | 15h | 23 |
| Green | 2455 | 15h | 22 |
| Blue | 2455 | 15h | 22 |
| SII | 3273 | 20h | 22 |
| Halpha | 3273 | 20h | 22 |
| OIII | 3270 | 19h59m | 22 |