Barnard 72 - The Snake Nebula in Ophiuchus

Imaged from Nova Scotia, Summer, 2022

Wikipedia Link for Barnard 72

RGB Combination

Data
Altitude at culmination 22°
Minimum Airmass Value (sec z) 2.7
Mean FWHM 3.2 arc-s
Taking Camera SBIG STL-11002XM Nova Scotia Summer 2022, skies ~mag 6.6 - CCD @ -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
RGB Total Integration Time 8hrs 45mins R-36x5min G-33x5min B-36x5min, 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
Reprocessed Feb 2023 PixInsight, Affinity Photo v.2.04 and Bob Franke's CCDBand-Aid

Use "Back" button or Return to Home