Individual Calculations March 2023
 Kolcak, Marek  Total change: -7.40  Rating chartPersonal card
 1. liga Zapad 2022 2023 R8-9 BA-NR-TT-TN SVK 2023-02-04
RcRownchangeKK*chgGame
 2122 2062 0.50 2 -0.37 20 -7.40 
  Striskova, Lucia 1948 SVK0.001-0.6620-13.20 
  Berczes, Csaba m2296 HUN0.5010.29205.80 

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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