M63 by Dan Crowson, Missouri, USA. Equipment: SBIG ST-8300M, Astro-Tech AT90DT at f/6.7 603mm.

Dan Crowson


Imaged from Dardenne Prairie, Missouri (a red zone) on January 17th and February 12th, 2016 with a SBIG ST-8300M on an Astro-Tech AT90DT at f/6.7 603mm.

LRGB – https://www.flickr.com/photos/dcrowson/24826172549/sizes/l

M63 was the first image I took with a CCD camera in April, 2011. The image, taken with a 12†Meade LX200-ACF at f/6.3 with the same camera can be found here – http://crowson.com/images/2011-04-29/M63%20-%20300s%20-%20LRGB.jpg.

M63 (NGC 5055, UGC 8334, the Sunflower Galaxy and others) is a spiral galaxy located approximately 37 million light-years away in Canes Venatici. It is a member of the M51 Group of galaxies.

Luminance – 18x600s – 180 minutes – binned 1×1
RGB – 8x300s – 40 minutes each – binned 2×2

300 minutes total exposure – 5 hours