California Nebula image

California Nebula


Acquisition Details
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Description

Optics: Borg Astrograph 101ED at f/4.1 Mount: Atlas EQG using The Sky6 and EQMOD Camera: Canon EOS 50D [ UV/IR filter modification by Hap Griffin ] Filters: IDAS Light Pollution Suppression (LPS) Filter Exposure: 80 Mins [16 x 300s at ISO 800] Accessories: Auto guided with Borg 45ED and Orion Starshoot Auto guider using PHD Location: Calgary, AB Date: October 8th, 2010 Notes: Processing: Image acquisition with Maxim DSLR. Image calibration, align, and combine in Maxim DSLR. Levels, curves, crop and resize in Photoshop. Calibrated w/20 Darks, 40 Bias, 40 Flats using light box Ambient temperature was between +8.0 and +6.2C