Individual Calculations August 2012
 Chen, Howard  Total change: -15.60  Rating chartPersonal card
 2012 Canadian Open Ch Victoria, British Columbia CAN 2012-07-08
RcRownchangeKK*chgGame
 2189 2357 4.50 8 -1.04 15 -15.60 
  Ozkan, Charlie 1967 CAN1.0010.09151.35 
  Fedorowicz, John Peter g2440 USA0.5010.11151.65 
  Piasetski, Leon m2290 CAN0.001-0.5915-8.85 
  Kong, Dezheng 2057 CAN1.0010.15152.25 
  Yoos, John C. f2343 CAN0.001-0.5215-7.80 
  Barron, Michael f2173 CAN1.0010.26153.90 
  Yam, Alex 2252 CAN0.001-0.6415-9.60 
  Cheng, Jack 1987 CAN1.0010.10151.50 

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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