Individual Calculations July 2009
 Kovar, Petr  Total change: 10.05  Rating chartPersonal card
 Krajsky prebor Praha Prague CZE 2009-01-16
RcRownchangeKK*chgGame
 2066 1968 2.50 5 0.67 15 10.05 
  Daniel, Martin 2080 CZE1.0010.65159.75 
  Lizner, Jaroslav 2053 CZE0.001-0.3815-5.70 
  Ryvova, Anna wf1994 CZE0.5010.04150.60 
  Vavra, Jan 2069 CZE0.5010.14152.10 
  Jablecnik, Gustav 2134 CZE0.5010.22153.30 

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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