The Triplet in Leo

NGC 3623 a.k.a. M65, NGC 3627 a.k.a. M66 and NGC3628

Imaged from Nova Scotia, Winter, 2015

Wikipedia Link for NGC 3628

Wikipedia Link for NGC 3623 a.k.a. M65

Wikipedia Link for NGC 3627 a.k.a. M66

 

LRGB Image
Data
Altitude at culmination 59°
Minimum Airmass Value (sec z) 1.2
Taking Camera SBIG STL-11002XM Nova Scotia Winter 2015, Skies ~mag 6.4, Sensor @-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
LRGB Image 10h10' total L 34x10' RGB 9x10' ea. - Astrodon Gen 2 I series Filters. All inned 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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