Wallpaper author:
Bernard Miller
03 Aug 2025
M33
This is a dataset of M33, also known as the Triangulum Galaxy. It contains over 30 hours of exposure time in LRGB and Ha. It is a spiral galaxy about 2.7 million light years away in the constellation Triangulum. It is the third largest galaxy in the local group behind the Andromeda and Milky Way galaxies. This dataset was used to produce the APOD on November 12, 2021.
Dataset from which the image was processed
M33
20 credit
- Type of target............................................................................................................................Galaxy
- Camera............................................................................................................................FLI Proline PL16803
- Target coordinates............................................................................................................................RA 23.4621 Dec 30.6602
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................United States of America
- Transient event............................................................................................................................No
- Observed on............................................................................................................................15 Oct 2021 - 05 Nov 2021
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 1832 | 9h40m | 19 |
| Red | 758 | 4h | 19 |
| Green | 758 | 4h | 19 |
| Blue | 758 | 4h | 19 |
| Halpha | 1700 | 8h30m | 18 |