Individual Calculations October 2008
 Pique, Carlos  Total change: 19.50  Rating chartPersonal card
 Campeonato Subzonal Masculino 2008 Guatemala, Guatemala GUA 2008-06-07
RcRownchangeKK*chgGame
 2239 2028 1.50 3 0.78 25 19.50 
  Juarez Flores, Carlos A. m2373 GUA0.001-0.1125-2.75 
  Reyes Najera, Carlos A. f2161 GUA1.0010.682517.00 
  Juarez Flores, Gustavo E. f2182 GUA0.5010.21255.25 

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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