M101 NGC 5457 The Pinwheel Galaxy Supernova SN2011ef
Constellation: Ursa Major
Distance: 27 Mly
Type: Spiral Galaxy
Imaging Location: Didsbury AB Canada
Imaging Platform: Canon 40d Nikkor 105 mm
Mount: CGEM
Guiding Setup: EQ120 QSI583wsg Lodestar offaxis
Exposure: 10x600
Date: 2011-09-20
Software: MaximDL. Images Plus, Photoshop CS4
Supernova SN2011ef is the larger bluish star center left of the galaxy
Mizar is the bright star at the bottom