Individual Calculations January 2011
 Collyer, Curt D  Total change: 6.75  Rating chartPersonal card
 Washington Class Championships Master Section Redmond, WA USA 2010-11-26
RcRownchangeKK*chgGame
 2155 2295 2.50 3 0.45 15 6.75 
  Dixon, Dakota E 2078 USA1.0010.22153.30 
  Lapid Shafriri, G 2142 USA1.0010.30154.50 
  Chen, Howard Jed 2245 USA0.501-0.0715-1.05 

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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