B 33--Horsehead nebula

| Telescope: C-11 SCT F/6.3 | Guiding: 70 mm f/7.1 - PHD guiding |
| Camera: SXV H-9 | Exposure time: Ha 159' -- Ha 50'-G 15'-B 22' |
| Mount: Ultima 11 | Date: 23/12/2006 |
| Filter Wheel: Atik manual filter wheel | Location: Athens ''ZHN'' observatory |
| Filters: Astronomik L Ha RGB filters | Object location: RA: 05h 40m Dec: -02* 34' |