Wallpaper author:
John Ebersole
02 Jul 2026
California Nebula Sample
NGC1499, the California Nebula, is shown here in an HST palette from a 2 hour, sample exposure.
Dataset from which the image was processed
Deep SHO dataset of the California Nebula
20 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................ZWO ASI 2600MM Pro
- Target coordinates............................................................................................................................RA 60.825 Dec 36.4167
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................01 Dec 2025 - 15 Mar 2026
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| SII | 60 | 1h53m | 113 |
| Halpha | 60 | 2h30m | 150 |
| OIII | 60 | 2h10m | 130 |