This is the western portion of the Cygnus Loop – a large supernova remnant in the constellation of Cygnus. The image was acquired remotely using the iTelescope.net T16 telescope located at the AstroCamp observatory, Nerpio, SE Spain.
Right ascension: 20h 48m 02s | Declination: +30° 57′ 36″ | Distance: 1,400 Light Years
Field of view: 75.4 x 113.1 arcmin
Camera: SBIG STL-11000M
Telescope: Takahashi TOA-150 iTelescope.net T16
Filters: Astrodon Ha, OIII
Exposures: Ha 13 x 10 min; OIII 17 x 10 min
Total exposure: 4 hours
Image composition: Bi-spectral Narrowband [Ha] [OIII] [OIII 75% + Ha 25%]
Scale: 1.69 arcsec/pixel
Image acquired: 16 & 23 August 2012 from Nerpio, Spain
Image capture with MaxIm DL, FocusMax, ACP; Image processed with MaxIm DL (Fat Tail Deconvolution, DDP), Photoshop CS4