M81 and Holmberg IX by Robert Starzynski

Robert Starzynski | all galleries >> Bob Starzynski Astro Imaging >> 2010 DSLR Images > M81 and Holmberg IX


29-JAN-2010

M81 and Holmberg IX

Image taken over 4 nights in January 2010 from Hillsborough NJ.
10 hours total exposure time

Orion 190mm Maksutov-Newtonian
Celestron CGE ST-4 guided through Orion ED80
Modified Canon XT
250*150 second 800iso sub exposures
30dark/ 30flat/30bias calibration frames for each night

other sizes: small medium large original auto

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Lee Doughty		02-Feb-2012 04:34
Fantastic shot!!

Chuck Pavlick		27-Mar-2011 22:09
10 hours does wonders for this object

Glen Sansoucie		13-Oct-2010 01:31
And here I was so excited that the kids & I were able to see Jupiter through my Oberwerks this evening ;-) You have some awesome photos in this gallery.

Alexander		23-May-2010 01:06
kind of puts trivial daily concerns into perspective...

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