M46 and NGC 2438

M46 and NGC 2438 by Dan Crowson, Animas, New Mexico, USA. Equipment: SBIG STF-8300M, Astro-Tech AT12RCT.

Dan Crowson

Animas, New Mexico

Imaged March 12th, 13th, 24th and 25th, 2016 from Rancho Hidalgo (Animas, New Mexico) with a SBIG STF-8300M on an Astro-Tech AT12RCT at f/8 2432mm.

LRGB – https://www.flickr.com/photos/dcrowson/25773657790/sizes/l

See my refractor image here – https://www.flickr.com/photos/dcrowson/16657216397/sizes/l.

Messier 46 (M46 or NGC 2437) is a bright open cluster approximately 5,500 light-years away in Puppis.

NGC 2438 is the planetary nebula right above M46. It is located approximately, 3,000 light-years away. It is illuminated by an estimated 17.7 magnitude central star.

Luminance – 12x600s – 120 minutes – binned 1×1
RGB – 8x300s – 40 minutes each – binned 2×2

240 minutes total exposure – 4 hours