Individual Calculations July 2011
 Portisch, Ferenc  Total change: -1.20  Rating chartPersonal card
 HUN Team Ch. Charousek Gr. Hungary (West) HUN 2010-09-12
RcRownchangeKK*chgGame
 2303 2346 1.00 2 -0.12 10 -1.20 
  Tamassy, Zoltan 2206 HUN1.0010.31103.10 
  Torma, Robert f2399 HUN0.001-0.4310-4.30 

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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