Individual Calculations January 2017
 Kubelova, Sona  Total change: -6.80  Rating chartPersonal card
 Krajska soutez MKSS C 2016/2017 r5 various CZE 2016-12-11
 1718 1601 0.00 1 -0.34 20 -6.80 
  Muller, Leo 1718 CZE0.001-0.3420-6.80 

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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