NGC3184 - The "Little Pinwheel" in Ursa Major

Imaged from Nova Scotia, Winter, 2022 and Spring, 2023

Wikipedia Link

 

HaLRGB Combination
Data
Altitude at culmination 87°
Minimum Airmass Value (sec z) 1.0
Mean FWHM 3.4 arc-s
Taking Camera SBIG STL-11002XM LRGB Data Nova Scotia Winter, 2022 - Ha Spring, 2023, skies ~mag 6.4 - CCD@-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 X2
LRGB Total integration time 18hr 30min Ha 8x30 min, L 24X10min, R20x10 min, G-21x10 min, B21x10 min-Astrodon Gen 2 I series Filters. Binned 1X1
Acquisition Main Sequence Software-Sequence Generator Pro
Calibration and Stacking Darks, Flats and Bias - Stacked and calibrated with PixInsight
Reprocessed May 2023 PixInsight, Affinity Photo v.2.1.0 and Bob Franke's CCDBand-Aid

 

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