Individual Calculations July 2012
 Hayes, Matthew J  Total change: 0.00  Rating chartPersonal card
 2012 Lina Grumette Memorial Day Classic Ontario, California USA 2012-05-26
RcRownchangeRpKK*chgGame
 2182 0 0.50 3 0.00 1909   0.00 
  Akopyan, Harutyun f2231 USA0.0010.00 0.00 
  Diamond, Jim A 2199 USA0.5010.00 0.00 
  Clawitter, Craig 2117 USA0.0010.00 0.00 

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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