Individual Calculations April 2009
 Sinclair, Devlin  Total change: -3.15  Rating chartPersonal card
 2008 Pan American Intercollegiate Chess Tournament Fort Worth, Texas USA 2008-12-27
RcRownchangeKK*chgGame
 2333 2223 0.50 2 -0.21 15 -3.15 
  Revesz, Zoltan 2269 HUN0.5010.06150.90 
  Schneider, Igor f2397 USA0.001-0.2715-4.05 

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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