Individual Calculations July 2011
 Willis, Bradley J  Total change: -19.50  Rating chartPersonal card
 36th Annual Keres Memorial Richmond, British Columbia CAN 2011-05-20
RcRownchangeKK*chgGame
 2076 2038 1.50 5 -0.78 25 -19.50 
  Lee Jr, Vicente m2263 CAN0.001-0.2225-5.50 
  Pokora, Lubomir 1921 CZE0.501-0.1625-4.00 
  Kyriakides, Savvas 2181 CAN0.5010.19254.75 
  Lai, Jingzhou 2027 CAN0.501-0.0225-0.50 
  Chan, James 1987 CAN0.001-0.5725-14.25 

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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