Individual Calculations January 2023
 Holub, Josef  Total change: -5.20  Rating chartPersonal card
 UKSS - Krajsky prebor II B 2022-2023 r4-5 various CZE 2022-12-04
RcRownchangeKK*chgGame
 1478 1679 0.50 1 -0.26 20 -5.20 
  Beran, Petr 1478 CZE0.501-0.2620-5.20 

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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