Re: M2

Bernard Miller
 

Dan,

 

Nice job. Good resolution in the core.

 

Bernard

 

 

From: DarkSkyNewMexico@groups.io On Behalf Of Dan Crowson
Sent: Wednesday, September 4, 2019 3:31 PM
To: 'Dan Crowson' <dcrowson@...>
Subject: [DarkSkyNewMexico] M2

 

M2 (NGC 7089) is a Shapley-Sawyer class II (http://en.wikipedia.org/wiki/Shapley%E2%80%93Sawyer_Concentration_Class) globular cluster located approximately 37,500 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 August 26th and 31st and September 3rd, 2019 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/48679492132/sizes/l

 

Also see my previous 600mm refractor image here - https://www.flickr.com/photos/dcrowson/28882776594.

 

Dan

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

 


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