Individual Calculations January 2011
 Corredor, Luis Fernando  Total change: 7.75  Rating chartPersonal card
 JAVH McGregor de Ajedrez ITT Bogota COL 2010-12-03
RcRownchangeKK*chgGame
 2148 1900 0.50 1 0.31 25 7.75 
  Almanza, Rafael Andres 2148 COL0.5010.31257.75 

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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