NGC 281 (Pacman nebula) in Cassiopeia

Updated : 24 November 2005.

Click on image to get larger size image.
n281-285-sgclphaflat_DDP_SZ_STE_IP_PScrop.jpg (350 kB)

  • CCD : STL11000 ABG
  • Exposure time : 285 min H-alpha and 60 min OIII (15 min individual images)
  • Date and Time : 13. and 18. November 2005
  • Instrument : 40cm @ f/8
  • Focal length : 3260 mm
  • FWHM : about 3 arcsec
  • Filters : Astronomik 6nm H-alpha and 13nm OIII filter
  • Image processing : Imageplus (DDP, Star size) and Photoshop (Noise reduction, color combination)
  • Problems/comments : Image is a H-a:OIII:OIII RGB combo in Photoshop. Imaged at my backyard, Mol, Belgium.

back home