Individual Calculations May 2011
 Doubleday, William  Total change: 10.65  Rating chartPersonal card
 2011 Ottawa Spring Open Ottawa, Ontario CAN 2011-03-04
RcRownchangeKK*chgGame
 2127 2077 2.00 3 0.71 15 10.65 
  Filipovich, David 2134 CAN0.5010.08151.20 
  Forget, David 2086 CAN1.0010.51157.65 
  Sadeghi, Saeid 2161 CAN0.5010.12151.80 

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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