NGC 4725 in Coma Berenices

Imaged from Nova Scotia, Spring 2019/20

Wikipedia Link for NGC 4725

LRGB Combination
Data
Altitude at culmination 71°
Minimum Airmass Value (sec z) 1.1
Mean FWHM 2.8arc-s
Taking Camera SBIG STL-11002XM Nova Scotia Spring, 2019/20, ~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 X-2
LRGB Total Integration Time 11hrs 30min L 24X10min, R-15x10 min, G-15x10 min, B-15x10 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 Jan 2023 PixInsight, Affinity Photo v.2.03 and Bob Franke's CCDBand-Aid

 

Use "Back" button or Return to Home