The Great Spiral Galaxy in Sculptor - NGC 253

Imaged from Nova Scotia, Fall, 2017


LRGB Combination

Altitude at culmination 20
Minimum Airmass Value (sec z) 2.9
Taking Camera SBIG STL-11002XM Nova Scotia Fall 2017, ~mag 6.4 -@-20C
Imaging OTA AGO 14.5" iDK
Equivalent focal length and ratio 2465mm @ f/6.7
Mount Astro-Physics 1600GTO
Guiding PHD2/ONAG/Lodestar X-2
LRGB Total Integration Time 19hrs 50min L20x10m R33x10m, G33x10m, B33x10m, Astrodon Gen 2 I series Filters. All Binned 1X1
Acquisition Main Sequence Software-Sequence Generator Pro
Calibration and Stacking Darks, Flats and Bias - Stacked and calibrated with PixInsight
Processed PixInsight, Adobe Photoshop CS4 and Bob Franke's CCDBand-Aid


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