M81 and M82 in Ursa Major

 

M81&M82

Object:
M81 (left), and M82 (right) in the constellation of Ursa Major
Coordinates:
M81:  RA = 09h 55.6m, DEC = +69 04'   ---   M82:  RA = 09h 55.9m, DEC = +69 41'
Telescope:
Televue NP-101 (4-inch f/5.4 APO refractor)
Mount:
Losmandy G11 German Equatorial
Guide Scope:
Stellarvue S80/9D refractor supported by a Robin Casady TGAD (Tandem Guidescope Aiming Device)
Guide Camera:
Orion StarShoot AutoGuider & PHD guiding software
Imaging Camera:
QSI-583ws
Filters/Exposures:
Astrodon LRGBHa --- Six 10-minute Luminance exposures (bin 1x1); six 5-minute RGB (bin 2x2); six 10-minute Ha (bin 1x1) stacked in MaximDL and processed in Photoshop CS6.
Shooting Location:
Staunton River Star Party in Halifax County, VA.  (A very nice star party hosted by The Chapel Hill Astronomical Observation Society, and the Staunton River State Park).
Date/Time:
9 March 2013
Comments:
These two galaxies are about 12 million light years away.