Region around Gamma Cygni in Cygnus in H-alpha

Updated : 29 June 2005.

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gcyg_380-sgclphaflat_DDP_MX_PS.jpg (1350 kB)

  • CCD : STL11000M ABG 1x1 binning
  • Exposure time : 380 min H-alpha (10 min individual exposures)
  • Date and Time : 26. and 27. June 2005
  • Instrument : Intes PhotoMak @ f/6
  • Focal length : 900 mm
  • FWHM :
  • Filters : Astronomik H-alpha filter
  • Image processing : sigma clip combine, darks, flats
  • Problems/comments : Further processing in Maxim (DDP) and Photoshop (levels, curve, contrast). Moon and not very trasparent sky. Daytime temperature 32 degree. Image was done at my backyard, Mol, Belgium

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