Individual Calculations December 2021
 Kubat, Miroslav  Total change: -15.20  Rating chartPersonal card
 SSPK Krajsky prebor I 2021/2022 r2-4 various CZE 2021-10-31
RcRownchangeKK*chgGame
 1905 2007 0.50 2 -0.76 20 -15.20 
  Staif, Martin 2020 CZE0.5010.02200.40 
  Polak, Michal 1790 CZE0.001-0.7820-15.60 

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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