About image
NGC 7048 is a planetary nebula in the constellation of Cygnus: it has an apparent magnitude of 12.1 and an apparent diameter of 60".
The central star of NGC 7048 is a white dwarf. The planetary nebula itself has an elliptical shape; from its low surface brightness it is thought to be highly evolved.

Technical data
Optic            Celestron C9.25 Edge HD f/10
Mount          Losmandy G11 with Ovision worm and FS2
Camera          Atik 4000 with Starlight Xpress filter wheel 5 positions
Filters        Baader Ha 7nm and OIII 8.5nm, 50.8 unmounted
Guiding system      OAG LB Astro Proxima and Lodestar
Exposure details    Ha 16x480" bin1 -15C
                                      OIII 16x480" bin1 -15C
Total integration    4.3h
Acquisition        Maxim, PHD2
Processing        Maxim, Photoshop CS5
SQM-L         18.5    
Location         Home terrace (Rescaldina, Italy)
Date             31 July 2013