Wallpaper author:
James Fordice
16 Jun 2025
M55
M55 is a bright, large globular cluster that does not have a significant core.. 100 LY in diameter.
Shapley Sawyer Classification: XI
Distance: 17,615 LY
Type: Hub Globular
Position w.r.t. core of galaxy: Below the MY disc and about 2/3 of the way towards the core.
Any stars resolved: No
Undergoing Core Collapse: No
Dataset from which the image was processed
M55
7 credit
- Type of target............................................................................................................................Globular Cluster
- Camera............................................................................................................................FLI ProLine PL9000
- Target coordinates............................................................................................................................RA 294.9988 Dec -30.9647
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................25 Sept 2019 - 09 Sept 2021
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 265 | 1h55m | 26 |
| Red | 369 | 2h40m | 26 |
| Green | 276 | 1h55m | 25 |
| Blue | 288 | 2h | 25 |