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NGC4236 - Spiral Galaxy

 

 

 

 

 

 

 

 

 

 

 

 

  Object

Spiral Galaxy, NGC4236, in Draco

  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/15.625 (f/6.25 w/2.5x Powermate) on Losmandy G11 Mount
  Camera (Photo) SBIG ST8300M monochrome CCD using ImagesPlus 4.0 Camera Control
  Camera (Guiding) SBIG ST-i w/PHD Guiding
  Exposure Detail Excluded-average combination of 16 luminance-only images at 300 seconds each; RAW file conversion, full calibration (flat, dark, bias, flat-dark), and initial image processing using ImagesPlus 4.50A; final image processing using Photoshop CS5
  Location Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464)
  Date 05/11/12