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MNGC147 - Elliptical Galaxy

 

 

 

 

 

 

 

 

 

 

 

 

  Object Elliptical Galaxy (NGC147), in Cassiopeia
  Telescope (Photo) Celestron 11" EdgeHD SCT OTA  with Optec/Lepus f/6.2 focal reducer on  Losmandy G-11 Mount
  Telescope (Guiding) Orion EON 80mm ED Refractor @ f/12.5 (f/6.25 w/2x Powermate) on Losmandy G11 Mount   
  Camera (Photo) SBIG ST8300M monochrome CCD
  Camera (Guiding) Meade DSI Pro III w/ PHD Guiding
  Exposure Detail LRGB combination:
   Luminance: excluded-average
combination of 20 images ( binned 1x1) at 180 seconds
   Red:  
excluded-average combination of 20  images (binned 2x2) at 90 seconds
   Green:  
excluded-average combination of 20 images (binned 2x2) at 90 seconds
   Blue:  
excluded-average combination of 20 images (binned 2x2) at 90 seconds
RAW file conversion, full calibration (flat, dark, bias, flat-dark), and initial image processing using ImagesPlus 3.83; final image processing using Photoshop CS3
  Location Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464)
  Date 10/09/10