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M12 - Globular Star Cluster

 

 

 

 

 

 

 

 

 

 

 

 

  Object Globular Star Cluster (M12), in Ophiuchus
  Telescope (Photo) Meade LX200GPS 12 SCT @ f/6.3
  Telescope (Guiding) Meade LX200GPS 12" SCT @ f/6.3 (off-axis)
  Camera (Photo) Canon 20Da DSLR
  Camera (Guiding) Meade DSI Pro II w/Autostar Envisage
  Exposure Detail Average combination of 4 images at 180 seconds each, ISO800; RAW file conversion, full calibration (bias, flat, dark), and initial image processing using ImagesPlus 2.75; final image processing using Photoshop CS2
  Location Cincinnati Astronomical Society's Dark-Sky Site (Adams County, Ohio) (N38.876, W83.464)
  Date 05/28/06