Individual Calculations September 2011
 Bonnaud, Albert  Total change: -0.90  Rating chartPersonal card
 8ème open international de Plancoët PLANCOET FRA 2011-07-31
RcRownchangeKK*chgGame
 1806 1812 2.50 5 -0.06 15 -0.90 
  Gaulin, Jean-Pierre 1724 FRA0.501-0.1215-1.80 
  Vidon, Damien 1547 FRA1.0010.18152.70 
  Cleran, Anthony 1983 FRA0.001-0.2715-4.05 
  Lucas, Jean-Christian 2130 FRA0.001-0.1315-1.95 
  Hamelin, Isabelle 1644 FRA1.0010.28154.20 

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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