Wallpaper author:
Steve Teel
20 Oct 2025
NGC1491 SHO
Processed using APP, PixInsight with Blur, Noise, and StarXTerminator, NarrowbandNormalization, GHS, and Affinity Photo 2.
Dataset from which the image was processed
NGC 1491
7 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................QHY 600M
- Target coordinates............................................................................................................................RA 60.8163 Dec 51.315
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................25 Aug 2023 - 30 Aug 2023
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 377 | 4h30m | 43 |
| SII | 236 | 2h45m | 42 |
| OIII | 286 | 3h20m | 42 |