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Caldwell 23, NGC 891 |
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Select for a large image (1600x1000px) here Select for the previous attempt with a 10" SCT and ST7E here |
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Caldwell 23, NGC 891 |
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Select for a large image (1600x1000px) here Select for the previous attempt with a 10" SCT and ST7E here |
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Object |
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Type |
Sb edge on spiral galaxy |
| Constellation | Andromeda |
| Coordinates | RA:02h 22m 33s D:+42° 20' 50" |
| Magnitude | 10,1 | Size | 11,7x1,6 arc min |
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Image |
| Optics | Starworks Ritchey-Chrétien 12" f/8 |
| Mount | Losmandy G11 with Gemini goto |
| Camera | Sbig ST10XME with CFW10 filters wheel and AO-7 adaptive optics unit |
| Exposure | LRGB 240-100-120-140 minutes | Notes | - |
| Where is this object in the night sky? Below a sky chart of the location (from Stellarium 8.0 planetarium). |
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