Individual Calculations May 2012
 Geiser, Laurent  Total change: -4.50  Rating chartPersonal card
 Coupe du Leman Cat. A - Geneve 2012 different places SUI 2012-01-02
RcRownchangeKK*chgGame
 2040 2150 1.00 2 -0.30 15 -4.50 
  Francey, Rodolphe 2015 SUI1.0010.32154.80 
  Ruiz, Jose 2065 SUI0.001-0.6215-9.30 

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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