Individual Calculations September 2009
 Kameran, , Aziz  Total change: 10.75  Rating chartPersonal card
 IRQ S/f Champ.2009 Baghdad IRQ 2009-08-04
RcRownchangeKK*chgGame
 1917 1968 1.00 1 0.43 25 10.75 
  Jassim, , Hussein 1917 IRQ1.0010.432510.75 

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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