Individual Calculations July 2009
 Wight, Keith  Total change: -3.15  Rating chartPersonal card
 2009 Ontario Open Ottawa CAN 2009-05-16
RcRownchangeKK*chgGame
 2160 2030 1.50 5 -0.21 15 -3.15 
  Filipovich, David 2181 CAN0.5010.20153.00 
  Gerzhoy, Leonid m2380 CAN0.001-0.1115-1.65 
  Doubleday, William 2097 CAN0.001-0.4115-6.15 
  Palsson, Halldor 2094 CAN1.0010.59158.85 
  Xiong, Jerry 2047 CAN0.001-0.4815-7.20 

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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