NGC 7788 + NGC 7790
NGC 7788 + NGC 7790 |
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Object data of NGC7788 |
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| Object type: | open cluster (I 2 p) | |
| Size: | 9' | |
| Magnitude: | 9.4 mag | |
| Constellation: | Cas | |
| Distance: | 7,700 Ly | |
| Notes: | contains 20 stars | |
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Object data of NGC7790 |
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| Object type: | open cluster (II 2 m) | |
| Size: | 5' | |
| Magnitude: | 8.5 mag | |
| Constellation: | Cas | |
| Distance: | 9,600 Ly | |
| Notes: | contains 40 stars | |
Exposure data |
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| Date: | 2007-12-17 | |
| Location: | Nussbach / Austria (400m) | |
| Telescope: | TeleVue NP101 (4" Apo f=540mm) | |
| Camera: | ST2000XM with CFW8 and SBIG Filters | |
| Binning: | L 1x1 / RGB 1x1 | |
| Exposure time: | L 31x2m / R 8x8m / G 8x4m / B 8x4m | |
| Exposure time total: | 3h 10m | |
| Notes: |
bright moon during exposure! Open clusters in image: NGC7788, NGC7790, Berkeley58, Frolov1 |
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