Messier 2
Date: December 4, 2010
Constellation: Aquarius
Location: Dominion Astrophysical Observatory, Victoria, BC
Optics: TeleVue NP-127is used at f/5.2
Mount: Paramount ME
Camera: QSI 583c, cooled to -25 degrees Celsius
Exposure: Two RAW light frames of 120 seconds
Processing: Light frames calibrated with dark frames in ImagesPlus. Light frames normalized and combined using MinMax Excluded. Image cropped.