Sh2-290 - Planetary Nebula in Cancer
Imaged from Nova Scotia, Winter, 2022
Wikipedia Link for Sh2-290, a.k.a. Abell31
HaRGB Combination
Data
Altitude at culmination 54°
Minimum Airmass Value (sec z) 1.2
Taking Camera SBIG STL-11002XM
Nova Scotia spring 2022, sky ~mag 6.4 - @-20C
Imaging OTA
AG Optics iDK 14.5"
Equivalent focal length and ratio
2465mm f/6.7
Mount
Astro-Physics 1600GTO
Guiding
PHD2/ONAG-XM/Lodestar X2
LRGB Total Integration Time 21 hrs
Ha 15X30min, R27x10 min, G27x10 min, B27x10 min-Astrodon Gen 2 I series and 5nm Ha Filters. Binned 1X1
Acquisition
Main Sequence Software-Sequence Generator Pro
Calibration and Stacking
Darks, Flats and Bias - Stacked and calibrated with PixInsight
Processed
PixInsight, Affinity Photo v.2.04 and Bob Franke's CCDBand-Aid
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