Individual Calculations July 2009
 Cerdans Costa, Ferran  Total change: -6.90  Rating chartPersonal card
 Campeonato de Catalnya d'Equipos Preferente Barcelona G-III Catalunya ESP 2009-02-01
 1856 1925 2.50 5 -0.46 15 -6.90 
  Reyes Pena, Pedro 1749 ESP1.0010.27154.05 
  Avramov, Petkov Plamen 1875 ESP0.501-0.0715-1.05 
  Espasa Gonzalez, Jaime 1828 ESP0.001-0.6315-9.45 
  Roig Sallent, Marti 1952 ESP0.5010.04150.60 
  Molina Barba, Josep 1877 ESP0.501-0.0715-1.05 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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