Individual Calculations March 2018
 Hornicek, Jiri  Total change: 3.60  Rating chartPersonal card
 Krajsky prebor SSS 2017/2018 r7-8 various CZE 2018-02-04
RcRownchangeKK*chgGame
 2023 2142 1.50 2 0.18 20 3.60 
  Crha, Josef 1997 CZE1.0010.31206.20 
  Bechyne, Jaroslav 2049 CZE0.501-0.1320-2.60 

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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