Individual Calculations October 2008
 Gordon, David  Total change: 4.25  Rating chartPersonal card
 2008 Canadian Open Section B Montreal CAN 2008-07-18
RcRownchangeKK*chgGame
 2046 2244 0.50 1 -0.26 25 -6.50 
  Bolvary, Tamara wf2046 HUN0.501-0.2625-6.50 

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)
 
 2008 RA Fall Open Ottawa CAN 2008-09-05
RcRownchangeKK*chgGame
 2222 2244 2.50 4 0.43 25 10.75 
  Shah, Omaray M. 1894 CAN1.0010.11252.75 
  Sambuev, Bator g2496 RUS0.5010.31257.75 
  O`Donnell, Tom m2371 CAN0.001-0.3325-8.25 
  Doubleday, William G. 2125 CAN1.0010.34258.50 

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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