Wallpaper author:
CRISTIAN SUCIU
28 Jan 2023
NGC 1851 - Globular Cluster
NGC 1851 (Caldwell 73) is a relatively massive globular cluster located in the southern constallation of Columba. Astronomer John Dreyer described it as not very bright but very large, round, well resolved, and clearly consisting of stars. It is located 39.5 kilolight – years from the Sun. The cluster is following a highly eccentric orbit through the galaxy, with an eccentricity of about 0.7
Dataset from which the image was processed
NGC 1851
9 credit
- Type of target............................................................................................................................Globular Cluster
- Camera............................................................................................................................FLI ProLine PL9000
- Target coordinates............................................................................................................................RA 78.5282 Dec -40.04656
- Hemisphere............................................................................................................................Southern
- Telescope location............................................................................................................................Chile
- Transient event............................................................................................................................No
- Observed on............................................................................................................................10 Jan 2022 - 21 Nov 2022
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 600 | 3h30m | 21 |
| Red | 600 | 3h20m | 20 |
| Blue | 600 | 3h20m | 20 |
| Green | 600 | 3h20m | 20 |