Individual Calculations July 2009
 Portisch, Gabor  Total change: 9.90  Rating chartPersonal card
 HUN Team Ch. NB-I/B Charousek Several towns in HUN HUN 2008-10-26
RcRownchangeKK*chgGame
 2260 2340 2.50 3 0.66 15 9.90 
  Pasztor, Ferenc f2241 HUN0.501-0.1415-2.10 
  Ravasz, Laszlo Jr. 2210 HUN1.0010.32154.80 
  Dencsi, Tibor f2328 HUN1.0010.48157.20 

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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