Individual Calculations January 2022
 Orzechowski, Jacek  Total change: 9.20  Rating chartPersonal card
 2. liga F 2021/2022 r4-5 various CZE 2021-12-05
RcRownchangeKK*chgGame
 2106 2119 1.50 2 0.46 20 9.20 
  Bulava, Petr 2039 CZE1.0010.39207.80 
  Jaworski, Miroslaw m2172 POL0.5010.07201.40 

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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