25 Jun 2021
47 Tucanae is the second biggest globular star cluster in the sky. The distance from Earth is nearly 15000 lightyears. His name comes from the explorer Nicolas Louis de Lacaille, who saw him as a star. The cluster contains many millions of star with strong concentration in the middle.
NGC 104
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Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Red | 180 | 21m | 7 |
| Green | 154 | 18m | 7 |
| Blue | 210 | 21m | 6 |