Wallpaper author:
Leslie Chaks
09 Feb 2024
Dolphin-Head Nebula (SH2-308)
SH2-308 is an H II region which surrounds Wolf-Ray star EZ Canis Majoris, a star in its final stages of life. This "space-bubble" cosmic creation formed about 70K years ago. It is approximately 5200 light-years away and has a diameter of 60 light-years.
Dataset from which the image was processed
Sh 2-308
14 credit
- Type of target............................................................................................................................Emission Nebula
- Camera............................................................................................................................FLI PL16803
- Target coordinates............................................................................................................................RA 103.5544 Dec -23.9283
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Australia
- Transient event............................................................................................................................No
- Observed on............................................................................................................................28 Aug 2020 - 08 Nov 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| OIII | 657 | 9h40m | 53 |
| Halpha | 634 | 9h20m | 53 |
| SII | 255 | 3h45m | 53 |