Arp 331

Posted by dcrowson
on Monday, April 17, 2017

Arp 331 (the Pisces Cloud) is in the class of Galaxy Chains and includes NGC 379 – 380 and 382 – 388. See the annotated version.

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

360 minutes total exposure – 6 hours

Imaged December 1st, 17th, 23rd and 25th , 2016 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/33292494333/sizes/l

LRGB annotated - https://www.flickr.com/photos/dcrowson/33973744091/sizes/l

Comments
To leave a comment you must be a member of our community.
Login to your account now, or register for an account to start participating.
No one has commented yet.

Join our Community!

Our community is FREE to join. To participate you must either login or register for an account.

ADVERTISEMENT

FREE EMAIL NEWSLETTER

Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter.

ADVERTISEMENT
ADVERTISEMENT
Find us on Facebook