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M17 (Swan or Omega nebula) in Sagittarius

Updated : 27 December 2004.

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m17_30-sigclpHa_DDP_IP_PS.jpg (440 kB)
  • CCD : STL11000M ABG 1x1 binning
  • Exposure time : 30 min H-alpha (10 min individual exposures)
  • Date and Time : 07. Sept. 2004
  • Instrument : 40cm Hypergraph f/3.3
  • Focal length : 1320 mm
  • FWHM :
  • Filters : Astronomik H-alpha filter
  • Image processing : average combine, darks, flat
  • Problems/comments : Further processing in Imageplus ( DDP) and Photoshop. Image was done at my backyard, Mol, Belgium

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