Individual Calculations August 2012
 Stewart, William J  Total change: 6.15  Rating chartPersonal card
 40th Annual World Open - U2400 Section Philadelphia, Pennsylvania USA 2012-07-02
RcRownchangeKK*chgGame
 2123 2238 3.00 4 0.41 15 6.15 
  Collier, Philip M 1974 USA1.0010.18152.70 
  Williams, Chris 2163 USA1.0010.40156.00 
  Wu, Hengyi 2090 USA1.0010.30154.50 
  Aaron, Deepak 2263 USA0.001-0.4715-7.05 

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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