Individual Calculations September 2009
 Hlavsa, Petr  Total change: 6.45  Rating chartPersonal card
 Czech Open 2009 F - OCE Open Pardubice CZE 2009-07-16
RcRownchangeKK*chgGame
 2164 2043 1.50 3 0.43 15 6.45 
  Jiruse, Josef 2053 CZE0.001-0.4915-7.35 
  Sodoma, Jan 2354 CZE0.5010.36155.40 
  Trojan, Lubos 2086 CZE1.0010.56158.40 

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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