Other Names: Caldwell 20
Optics: Borg Astrograph 101ED at f/4.1
Mount: Atlas EQG using The Sky6 and EQMOD
Camera: QSI 583WS
Filters: Astrodon Ha 3nm + IDAS Light Pollution Suppression (LPS) Filter
Exposure: 45 Mins [9 x 300s] Ha
Accessories: Auto guided with Borg 45ED and Orion Starshoot Auto guider using PHD
Location: Calgary, AB
Date: July 7th, 2012
Notes: Processing: Image acquisition with Maxim DL Pro. Image calibration, align, and combine in Maxim DL Pro. Levels, curves, crop and resize in Photoshop.
Calibrated w/15 Darks, 40 Bias, 10 Flats using light box, CCD temperature was -15C. Image was taken at near full moon.