Individual Calculations March 2017
 Kubelova, Sona  Total change: -1.80  Rating chartPersonal card
 Krajska soutez MKSS C 2016/2017 r8-9 various CZE 2017-02-12
 1560 1599 1.00 2 -0.09 20 -1.80 
  Slovak, Martin 1715 CZE0.001-0.3420-6.80 
  Tesar, Rudolf 1405 CZE1.0010.25205.00 

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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