Individual Calculations September 2011
 Hayder, Ali  Total change: 28.50  Rating chartPersonal card
 48th Canadian Open Chess Championship 2011 Toronto, Ontario CAN 2011-07-09
RcRownchangeKK*chgGame
 2068 2005 4.00 7 0.95 30 28.50 
  Mikhalevski, Victor g2405  * ISR0.001-0.0830-2.40 
  Razzaq, Ali 1920 CAN1.0010.383011.40 
  Bzikot, Robert 1882 CAN1.0010.33309.90 
  Purewal, Sardul 2056 CAN1.0010.573017.10 
  Kleinman, Michael 2221 CAN0.001-0.2230-6.60 
  Gladstone, Simon 1933 CAN0.001-0.6030-18.00 
  Roller, Robert 2057 CAN1.0010.573017.10 
 * 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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