| title |
| The Great Wall
(NGC 7000) |
| date |
| October 2nd, 2008 @ 22:20:24 CET |
| copyright |
| © Christoph Rollwagen |
| exposure |
| 5x1200 sec on ISO800 |
| camera |
| Canon EOS 300Da |
| lens |
| 1000mm GSO Newton Reflector f/5 + Baader ComaCorrector + H-alpha-Filter |
| location |
| Brielow near Brandenburg an der Havel |
| size |
| 800 x 640 |
| description |
| This part of the h-alpha image was overlayed with the color information of an older image. - digitally enhanced |
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