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  Name(s): M51 - Whirlpool Galaxy  
  Date : 2011-03-31  
  Location : Podljubelj  
  Conditions : Low local light polution  
  Weather : 5°C, 70% - 3g/m3  
  Moon : 16%  
  Setup : SW 254/1200 on NEQ6pro, guided with QHY5 on OAG  
  Camera : Canon 450D mod.  
  Exposure : 31x10min, ISO800  
  Processing : Iris, PS  
  Object description : M51 is a spiral galaxy, located in constellation Canes Venatici. It is interacting with it's companion galaxy NGC5195.  
  Object size & distance 11 arc min., 31 million ly.