Individual Calculations July 2009
 Dirgas, Josef  Total change: -5.10  Rating chartPersonal card
 Krajsky prebor JMSS various CZE 2008-10-19
RcRownchangeKK*chgGame
 2101 2041 0.50 2 -0.34 15 -5.10 
  Mlensky, Dalibor 2093 CZE0.5010.07151.05 
  Chladek, Vaclav 2109 CZE0.001-0.4115-6.15 

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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