M100 - Galaxy in Coma Berenices
The brightest spiral galaxy in the Coma - Virgo cluster.

  • RA: 12:23
  • Dec: 15:49
  • Size: 7x6'
  • Magnitude: 9.4
  • Distance: 56 million ly
  • Constellation: Coma Berenices
  • Millennium Star Atlas: Vol. II, p. 701
  • Scope: 12.5" Ritchey-Chretien at f/9
  • Autoguider: unguided
  • Sky conditions: good seeing, transparency
  • Film: FLI Dream Machine CCD
  • Exposure: 19x40 seconds L, 10x60 seconds R,G,B
  • Date: 4-27-01

Finally starting to get comforatble with this setup.


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