Arp 3

Posted by dcrowson
on Wednesday, September 20, 2017

Arp 3 (MCG-01-57-016 and others) is a low surface brightness spiral galaxy located approximately 60 million light-years away in Aquarius.

Luminance – 24x600s – 240 minutes – binned 1x1
RGB – 8x300s – 40 minutes each – binned 2x2

360 minutes total exposure – 6 hours

Imaged September 16th and 17th, 2017 from Dark Sky New Mexico at 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/36953816790/sizes/l

I picked up a couple faint asteroids on the first night of exposures. While these rejected out of the final image, you can see them here - https://www.flickr.com/photos/dcrowson/36893425870/sizes/l.

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