Messier 7 - Ptolemy's Cluster
Messier 7 - Ptolemy's Cluster |
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Object data of M7 |
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| Object type: | Open star cluster (I3r) | ||
| Size: | 80' | ||
| Magnitude: | 3.3 mag | ||
| Constellation: | Sco | ||
| Distance: | 1,000 Ly | ||
| Notes: |
Messier 7 is an open star cluster in the constellation of Scorpius. At the
cluster's estimated distance of 1,000 light years this corresponds to an
actual diameter of 25 light years. The age of Messier 7 is around 200
million years. There are many dark nebulae in the vicinity of M 7, such as:
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Exposure data |
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| Date: | 2022-05-25 + 2022-05-26 | ||
| Location: | DeepSkySafaris / Namibia (1,300m) | ||
| Telescope: | Baader APO 95/560 CaF2 Travel Companion (f=590mm) | ||
| Camera: | Nikon Z6 (ISO 800) | ||
| Mount: | Takahashi EM200 | ||
| Exposure time: | 34x6min | ||
| Exposure time total: | 3h 24min | ||
| Notes: | |||
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