Individual Calculations September 2010
 Chow, Albert C  Total change: 2.25  Rating chartPersonal card
 3rd Annual Chicago Class Championships Oak Brook, Illinois USA 2010-07-16
RcRownchangeKK*chgGame
 2213 2263 3.00 5 0.15 15 2.25 
  Vibbert, Sean 2135 USA1.0010.33154.95 
  Markovits, Alex 2102 USA1.0010.29154.35 
  Gurevich, Dmitry g2466 USA0.001-0.2415-3.60 
  Gilruth, Peter 2192 USA0.001-0.6015-9.00 
  Holroyd, Kenneth J 2171 USA1.0010.37155.55 

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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