NGC1491/Sh2-206 in Perseus
Imaged from Nova Scotia, Fall 2020
HaRGB Combination
Data
Altitude at culmination 83°
Airmass Value at culmination(sec z) 1.0
Mean FWHM 2.7arc-s
Taking Camera SBIG STL-11002XM
Nova Scotia Fall 2020, ~mag 6.4 - @-20C
Imaging OTA
Takahashi TOA-150 with TOA-67 Field Flattener
Equivalent focal length and ratio
1090mm f/7.3
Mount
Astro-Physics 1600GTO
Guiding
PHD2/MMOAG/SBIG ST-i
HaRGB Total Integration Time 12 hrs
Ha 12X30min, R12x10min, G-12x10min, B12x10min-Astrodon Gen 2 I series Filters and 5nm Ha. All 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.2.04 and Bob Franke's CCDBand-Aid
Use "Back" button or Return to Home