M101 NGC 5457 The Pinwheel Galaxy Supernova SN2011ef
Constellation: Ursa Major
Distance: 27 Mly
Type: Spiral Galaxy
Imaging Location: Didsbury AB Canada
Imaging Platform: Equinox 120 QSI583wsg Astrodon 31mm LRGB
Mount: CGEM
Guiding Setup: Lodestar offaxis
Exposure: 4x900 RGB
Date: 2011-09-20
Software: MaximDL. Images Plus, Photoshop CS4 Pixinsight
Supernova SN2011ef is the larger "bluish" star center bottom of the galaxy