Rapid: Individual Calculations September 2014
 Sierra, Edwin Andres  Total change: -21.60  Rating chartPersonal card
 IRT Activo selectivo JJNN 2015 Liga Boyaca Duitama COL 2014-08-23
 1998 2148 1.00 3 -1.08 20 -21.60 
  Corredor Castellanos, Camilo 1925 COL0.001-0.7820-15.60 
  Corredor, Fabian 2088 COL0.001-0.5820-11.60 
  Torres, Carlos Andres 1980 COL1.0010.28205.60 

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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