| object | M 1, the Crab nebula |
| constellation | Taurus |
| equipment | ASA Astrograph 10" at f/2,8, Astro modified Canon EOS 40D, EOS Clip Filter H-Alpha 12nm |
| exposure | 6 x 600 sec at 800 ASA unguided |
| date | Nov 26 2009 Engelhardsberg Germany |
| conditions | dust, moon, stars to 4m0 |
| image processing | DeepSkyStacker 3.3.2, Photoshop CS4, PixInsight 1.6 |