Individual Calculations April 2008
 Graves, John D  Total change: -25.25  Rating chartPersonal card
 2007 Washington Open Seatttle, Washington USA 2007-11-23
RcRownchangeKK*chgGame
 2216 2292 2.00 5 -1.01 25 -25.25 
  Sinanan, Joshua Chris 2183 USA0.001-0.6525-16.25 
  Pupols, Viktors 2224 USA1.0010.412510.25 
  Davies, Noam 2124 CAN1.0010.28257.00 
  Lee, Michael 2243 USA0.001-0.5725-14.25 
  Cheng, Bindi f2307 CAN0.001-0.4825-12.00 

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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