Individual Calculations July 2011
 Plotkin, Victor  Total change: -1.80  Rating chartPersonal card
 2011 Canadian Closed and Zonal Ch Guelph, Ontario CAN 2011-05-06
RcRownchangeKK*chgGame
 2233 2245 4.50 9 -0.12 15 -1.80 
  Drkulec, Vladimir 2027 CAN0.501-0.2815-4.20 
  Filipovich, David 2127 CAN1.0010.34155.10 
  Hamilton, Robert f2285 CAN1.0010.56158.40 
  Gerzhoy, Leonid m2496 CAN0.001-0.1915-2.85 
  Itkin, David 1952 CAN1.0010.15152.25 
  Panjwani, Raja m2413 CAN0.001-0.2815-4.20 
  Samsonkin, Artiom m2394 CAN1.0010.701510.50 
  Kleinman, Michael 2195 CAN0.001-0.5715-8.55 
  Calugar, Arthur 2210 CAN0.001-0.5515-8.25 

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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