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