Wallpaper author:
Neil Streeter
20 Mar 2021
M55
M55 - NGC 6809 is a globular cluster in the constellation Sagittarius.
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 |