Individual Calculations October 2008
 Collet, Davy  Total change: -12.00  Rating chartPersonal card
 Open International de Haute Bretagne Rennes FRA 2008-07-28
RcRownchangeKK*chgGame
 2025 1816 0.50 4 -0.48 25 -12.00 
  Le Marec, Simon 2039 FRA0.001-0.2225-5.50 
  Andonov, Bogomil m2166 BUL0.001-0.1125-2.75 
  Schmouchkovitch, Michel 1983 FRA0.5010.22255.50 
  Bouget, Alexandre 1912 FRA0.001-0.3725-9.25 

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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