Wallpaper author:
Tom Bennett
29 Jul 2025
M33, the Triangulum Galaxy in LRGB + Ha
Using public datasets from Telescope live for L, R, G and B plus Advanced Requests to get 3 hours of Hydrogen data, I was able to stack this lovely image of the Triangulum galaxy, one of our Milky Way galaxy's nearest neighbours.
Dataset from which the image was processed
Triangulum Galaxy
11 credit
- Type of target............................................................................................................................Galaxy
- Camera............................................................................................................................FLI PL16083
- Target coordinates............................................................................................................................RA 23.4621 Dec 30.65994
- Hemisphere............................................................................................................................Northern
- Telescope location............................................................................................................................Spain
- Transient event............................................................................................................................No
- Observed on............................................................................................................................28 Sept 2021 - 01 Jan 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 652 | 4h10m | 23 |
| Blue | 574 | 3h40m | 23 |
| Red | 600 | 3h50m | 23 |
| Green | 574 | 3h40m | 23 |