IC2574 - Coddington's Nebula in Ursa Major
Imaged from Nova Scotia, Fall, 2021
LRGB Combination
Data
Altitude at culmination 66°
Minimum Airmass Value (sec z) 1.1
Mean FWHM 2.4 arc-s
Taking Camera SBIG STL-11002XM
Nova Scotia Fall, 2021, skies~mag 6.4 - sensor@-20C
Imaging OTA
AG Optics iDK 14.5"
Equivalent focal length and ratio
2465mm f/6.7
Mount
Astro-Physics 1600GTO
Guiding
PHD2/ONAG/Lodestar X-2
LRGB Total integration time 11hrs 30mins
L 25X10min, R-14x10 min, G-15x10 min, B-15x10 min-Astrodon Gen 2 I series RGB Filters. Binned 1X1
Acquisition
Main Sequence Software-Sequence Generator Pro
Calibration and Stacking
Darks, Flats and Bias - Stacked and calibrated with PixInsight
Reprocessed Jan 2023
PixInsight, Affinity Photo v.2.03 and Bob Franke's CCDBand-Aid
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