M103 and NGC663

  
 
 
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m103 and ngc663
 
   
  • RA: 01:33.2 (M103) 01:46.0 (NGC663)
  • Dec:  +60:42 (M103) +61:15 (NGC663)
  • Magnitude: 7.4 (M103) 7.1 (NGC663)
  • Size: 6.0 arc min (M103) 16.0 arc min (NGC663)
  • Distance: 10,000 ly (M103) 6850 ly (NGC663)
  • Constellation:  Cassiopeia
  • Scope: 8" SCT at f/10
  • Autoguider: ST-4 faint mode
  • Sky conditions:  Above average seeing and transparency.
  • Camera: Hap Griffin Modified Canon XSi @ 800
  • Exposure: 10 x 2 minutes
  • Date:  November 8, 2010
Comments: Cool night. Low in the upper 30s.  M103 is in the lower right of the frame while NGC 663 is in the upper left. NGC659 is visible in the lower left and the open cluster Czernik 4 is visible in the upper right.