NGC 4490 in Cannes Venatici

Updated : 3 June 2006.

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n4490_90sgclpL_DDP_SZ_BG_IP_PScrop.jpg (570 kB)

  • CCD : STL11000 ABG
  • Exposure time : 90 min (15 min individual images 1x1 binned)
  • Date and Time : 23. May 2006
  • Instrument : 50cm @ f/8.4
  • Focal length : 4195 mm
  • FWHM : about 2.5 arcsec
  • Filters : SBIG L filter
  • Image processing : Imageplus (DDP, starsize) and Photoshop (Levels, Scharpen)
  • Problems/comments : Remotely imaged at New Mexico, USA.

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