Individual Calculations October 2013
 Aldama, Dionisio  Total change: -9.70  Rating chartPersonal card
 35th Annual Southern California Open San Diego, California USA 2013-08-31
RcRownchangeKK*chgGame
 2150 2423 1.50 3 -0.97 10 -9.70 
  Brown, Michael W 2249 USA0.001-0.7310-7.30 
  Rozovsky, Daniel f2103 USA0.501-0.3710-3.70 
  Nita, Marian Nick 2097 USA1.0010.13101.30 

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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