Individual Calculations July 2009
 Gordon, David  Total change: -1.50  Rating chartPersonal card
 2009 Ontario Open Ottawa CAN 2009-05-16
RcRownchangeKK*chgGame
 2239 2248 2.50 5 -0.06 25 -1.50 
  Palsson, Halldor 2094 CAN1.0010.29257.25 
  Barron, Michael f2252 CAN0.5010.01250.25 
  Pacey, Kevin 2247 CAN0.5010.00250.00 
  Gerzhoy, Leonid m2420 CAN0.5010.23255.75 
  Filipovich, David 2181 CAN0.001-0.5925-14.75 

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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