Individual Calculations May 2010
 Torres, Yelfry  Total change: -19.75  Rating chartPersonal card
 Hartford Open Windsor Locks, Connecticut USA 2010-04-16
RcRownchangeKK*chgGame
 2091 2197 0.50 2 -0.79 25 -19.75 
  Rozovsky, Daniel f2041 USA0.001-0.7125-17.75 
  Aaron, Deepak 2140 USA0.501-0.0825-2.00 

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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