| Object: | M 77 |
| Date: | 07.-09.09.2007 |
| Scope, mount, camera: | 12.5" Newtonian, f/5.1, MAM50, ST-10XME |
| Filter, exposure time: | LchiRGB, Lchi = L+R+G+B LRGB = (9x7x6x8)*300s |
| Total exposure time: | 2h30min |
| Location: | La Palma, Roque de los muchachos |
| Comments: | Image seeing: 2.0" Data reduction with THELI, colour composition in PS. |