Individual Calculations May 2017
 Kubelova, Sona  Total change: 11.20  Rating chartPersonal card
 Krajska soutez MKSS C 2016/2017 r11 various CZE 2017-04-02
 1640 1597 1.00 1 0.56 20 11.20 
  Klimes, Jan 1640 CZE1.0010.562011.20 

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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