NGC 1931
NGC 1931 |
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Object data of NGC1931 |
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| Object type: | open cluster + emission nebula | |
| Size: | 8' | |
| Magnitude: | 10.1 mag | |
| Constellation: | Aur | |
| Distance: | 10,000 Lj | |
| Notes: | NGC1931 is a bright emission nebula, including also a nice reflection component. It is situated between M36 and IC417, as can be seen clearly in the DSLR widefield image. | |
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Exposure data |
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| Date: | 2010-03-07+08+18+19 | |
| Location: | Nussbach / Austria (400m) | |
| Telescope: | 12" Newtonian telescope (f=1120mm) | |
| Camera: | ST2000XM with CFW8 and Baader Filters | |
| Binning: | L 1x1 / RGB 2x2 | |
| Exposure time: | L 16x12m / R 6x8m / G 6x8m / B 6x8m | |
| Exposure time total: | 5h 36m | |
| Notes: | bad transparency during luminance exposures, bad seeing during RGB exposures | |
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