NGC 7023
Date: August 14, 2012
Constellation: Cepheus
Location: Dominion Astrophysical Observatory, Victoria, BC
Optics: TeleVue 85, f/7
Mount: Mount: Takahashi EM-11, guided using PhD
Camera: Hutech modified Canon EOS 5D Mark II
Exposure: 22 light frames of 300 seconds, ISO 800
Processing: Light frames calibrated with dark frames in ImagesPlus. Light frames normalized and combined using MinMax Excluded. Image cropped.