Wallpaper author:
Marcin Cikała
27 Nov 2025
M 83 - Southern Pinwheel Galaxy
M83 is a massive, grand design bared spiral galaxy. Has been discovered on 17 February 1752 at the Cape of Good Hope by Nicolas-Louis de Lacaille. There is a lot of star formation regions observed in the galaxy.
Image is composition of all available images. I use CHI1 CCD frames as a reference ones.
Dataset from which the image was processed
M83
30 credit
- Type of target............................................................................................................................Galaxy
- Camera............................................................................................................................FLI ProLine PL9000
- Target coordinates............................................................................................................................RA 204.2538 Dec -29.8658
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................29 Dec 2019 - 24 Jul 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 341 | 8h20m | 88 |
| Red | 365 | 8h55m | 88 |
| Green | 361 | 8h50m | 88 |
| Blue | 368 | 9h | 88 |
| Halpha | 130 | 3h10m | 88 |