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Supernova in M101
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  Object Type 1A Supernova (SN-PTF11kly) in Spiral Galaxy, "The Pinwheel Galaxy" (M101), in Ursa Major
  Telescope (Photo) Supernova:  Celestron 8" SCT OTA  @  f/6.3 on Celestron CGEM Mount  
LRGB: Celestron 11" EdgeHD SCT OTA  @ f/10 on  Losmandy G-11 Mount 
  Telescope (Guiding) Supernova:  Celestron 8" SCT OTA  @  f/6.3 on Celestron CGEM Mount (off-axis)
LRGB:  Orion EON 80mm ED Refractor @ f/6.25 on Losmandy G11 Mount
  Camera (Photo) Supernova:  Canon 50Dh DSLR (Hutech modified)
LRGB:  SBIG ST8300M monochrome CCD
  Camera (Guiding) Supernova:  Meade DSI Pro III w/ PHD Guiding
LRGB:  Starlight Express Lodestar w/
PHD Guiding
  Exposure Detail Supernova:  excluded-average combination of 3 images at 300 seconds each, ISO1600
LRGB combination:   
  Luminance: excluded-average combination of 27 images ( binned 1x1) at 600 seconds   
  Red:   excluded-average combination of 14  images (binned 2x2) at 300 seconds   
  Green:   excluded-average combination of 15 images (binned 2x2) at 300 seconds
  Blue:   excluded-average combination of 13 images (binned 2x2) at 300 seconds
RAW file conversion, full calibration (flat, dark, bias, flat-dark), Translation/Scale/Rotation, and initial image processing using ImagesPlus 4.0; final image processing using Photoshop CS3
  Location Supernova:  Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464)  
Luminance: Private Property at Chiefland Astronomy Village, Florida
(N29.406, W82.860)
RGB: Private Property, Greene County, Ohio (N39.677, W83.802)
  Date Supernova:  08/27/11
Luminance:  03/26/11
RGB:  04/30/11
  Comments A Type 1a Supernova occurs when a white dwarf star violently explodes after ceasing nuclear fusion at the end of the star's life.  This supernova was discovered on August 24, 2011.