M 22 + M 28
M 22 + M 28 |
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Object data of M22 |
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| Object type: | globular cluster (VII) | |
| Size: | 32' | |
| Magnitude: | 5.1 mag | |
| Constellation: | Sgr | |
| Distance: | 10,400 Ly | |
| Notes: |
Messier 22 is one of the brightest globular clusters in the sky. At
10,400 light years, it is one of the nearer globular clusters. The above widefield image shows M22 on the left side and M28 (another globular cluster) on the right side. |
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Exposure data |
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| Date: | 2009-09-10 | |
| Location: | La Palma / Spain (1700m) | |
| Telescope: | Rubinar300 (2.5" Maksutov Cassegrain f=300mm) | |
| Camera: | EOS1000D (ISO400) | |
| Mount: | Astrotrac TT320X | |
| Exposure time: | 25x2m | |
| Exposure time total: | 50m | |
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