M57 - The Ring Nebula

  
 
 
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  • RA: 18:54
  • Dec: +33.02
  • Magnitude: 9.0
  • Distance: 4100 ly
  • Constellation:  Lyra
  • Scope: 8" SCT at f/10
  • Autoguider:  ST-4 in faint mode
  • Sky conditions:  Very clear late summer night, great transparency
  • Film: Kodak Royal Gold 400
  • Exposure:  3 X 10 minutes
  • Date:  September 10, 2001
Comments: I wanted to try Kodak Royal Gold 400.  It seems to have a great red response.  I used Registar 1.0.3 to combine the three 10 minute exposures.