Individual Calculations May 2011
 Kozak, David  Total change: -1.50  Rating chartPersonal card
 Krajsky prebor I PDSS various CZE 2010-10-10
RcRownchangeKK*chgGame
 1936 1825 1.00 3 -0.06 25 -1.50 
  Zeman, Arnost 1965 CZE0.001-0.3125-7.75 
  Trojan, Lubos 2024 CZE0.5010.26256.50 
  Kratky, Josef 1820 CZE0.501-0.0125-0.25 

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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