Re: NGC 7769 + 7770 + 7771

Bernard Miller
 

Dan,

 

I am going to have to bookmark your galaxy images and put them on my CDK17 queue. Nice image.

 

Bernard

 

 

From: DarkSkyNewMexico@groups.io On Behalf Of Dan Crowson
Sent: Saturday, December 28, 2019 1:25 PM
To: 'Dan Crowson' <dcrowson@...>
Subject: [DarkSkyNewMexico] NGC 7769 + 7770 + 7771

 

NGC 7769 (UGC 12808, PGC 72615 and others) is a LINER-type AGN  spiral to the right of center.

 

NGC 7771 (UGC 12815, PGC 72638 and others) is the spiral to the left (east) of NGC 7769.

 

NGC 7770 (UGC 12813, PGC 72635 and others) is the elliptical below NGC 7771.

 

All of these are approximately 195 million light-years away in Pegasus.

 

Luminance – 24x600s – 240 minutes – binned 1x1

RGB – 8x300s – 40 minutes each – binned 2x2

 

360 minutes total exposure – 6 hours

 

Imaged November 26th and December 14th, 15th, 16th and 17th, 2019 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/49288488778/sizes/l/

 

Dan

----          
Dan Crowson                          dcrowson@...
Dardenne Prairie MO               http://www.crowson.com

 

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