Sunday, October 10, 2010

M22 Globular Cluster

This is not too shabby! I wanted to image some objects around the Sagittarius region before it set for the year. I've had very few opportunities to do this, sadly, as family, work and study commitments have kept me away from the night skies over the Summer.

Image Details
  • Imaging Scope: Astrotelescopes 80mm ED Refractor
  • Imaging Camera: Nikon D40
  • Guiding Scope: William Optics 66mm Petzval Refractor
  • Guiding Camera: Meade DSI-C
  • Mount: Celestron CGEM
  • Exposures: 8 * 3 minute lights, 4 * 3 minute darks
  • ISO 800
  • Aligned and Stacked in Deep Sky Stacker
  • Post-Processing in GIMP (contrast, saturation and unsharp mask)
  • Noise reduction in Neat Image

Cropped at 100% of original image:

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