Individual Calculations November 2011
 Brock, William H  Total change: -15.15  Rating chartPersonal card
 2011 Illinois Open Championship Oak Brook, Illinois USA 2011-09-03
RcRownchangeKK*chgGame
 2008 2037 0.50 3 -1.01 15 -15.15 
  Sun, Abe 1637  * USA0.501-0.4215-6.30 
  Chow, Albert C f2206 USA0.001-0.2815-4.20 
  Stamnov, Aleksanda f2180 MKD0.001-0.3115-4.65 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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