Re: NGC 3906

Gregg Ruppel

That’s interesting...Thanks for sharing.


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On Feb 12, 2021, at 5:46 PM, Dan Crowson <dcrowson@...> wrote:

NGC 3906 (UGC 6797, PGC 36953 and others) is an odd barred spiral located approximately 64.6 million light-years away in Ursa Major. A 2015 paper here ( talks about theories for the offset of the bar.


Luminance – 27x600s – 270 minutes – binned 1x1

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


390 minutes total exposure – 6 hours 30 minutes


Imaged January 10th and February 10th and 11th, 2021 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.





Dan Crowson                          dcrowson@...
Dardenne Prairie MO     


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