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M27, Dumbell (apple core) Nebula shot on 6 21 21 and processed with 54 calibrated frames -10 Degrees C at sensor



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2021 Duane Melvin

M27, Dumbell (apple core) Nebula shot on 6 21 21 and processed with 54 calibrated frames -10 Degrees C at sensor

Main Telescope: Skywatcher 72ED APO EVOSTAR scope with cooled 16BIT 26MP Orion G26 dedicated astrophotography color camera, Optolong L-Extreme filter in the light path
Guiding: Plus and Minus 0.7 pixel guiding (PHD2) with 5.2 microns per pixel, using Orion Starshoot camera on ST4 cable! Orion 80x320mm refractor as a guidescope
Mount: Best in its price point for 44 pound loads and less (maybe the best period!) Skywatcher EQ6R PRO
Precise polar alignment with NCP: Polemaster Camera/software system by QHY (nothing easier or more comforting)
Focusing: by hand using baby Bahtinov Mask
Main camera image capture Software: Tried and true! Astrophotography Tools (APT)
Photo Editing: Photoshop with Plugins - Astronomy Tool V1_6
Registration and Stacking: Deep sky Stacker
Finder: Telrad
Laptop: HP Envy
Exposures: - Lights; 8 at 400 Seconds - Darks; 4 at 200 Seconds - Bias; 50 at 100mS for 53.33 total Minutes of Light exposures
Hand controller location/time zone/time/date/altitude entry: Powered by SynscanInit (cell phone app)



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