Wallpaper author:
Marius Dinga
01 Nov 2026
NGC 281
NGC 281, IC 11 or Sh2-184 is a bright emission nebula and part of an H II region in the northern constellation of Cassiopeia. It is also associated with open cluster IC 1590, several Bok globules and the multiple star. It collectively forms Sh2-184, spanning over a larger area of 40 arcmin. Colloquially, NGC 281 is also known as the Pacman Nebula.
Dataset from which the image was processed
NGC 281 PacMan Nebula
15 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................ZWO ASI 2600MM Pro
- Target coordinates............................................................................................................................RA 13.1046 Dec 56.565
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................15 Jul 2026 - 14 Aug 2026
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| SII | 489 | 19h | 140 |
| Halpha | 600 | 26h40m | 160 |
| OIII | 600 | 19h40m | 118 |