Individual Calculations September 2009
 Hasan, , N.f .  Total change: -2.85  Rating chartPersonal card
 IRQ S/f Champ.2009 Baghdad IRQ 2009-08-04
RcRownchangeKK*chgGame
 2062 2198 4.50 7 -0.19 15 -2.85 
  Asmail, , L.sarmad 2022 IRQ1.0010.27154.05 
  Ali, , Akar c2136 IRQ0.501-0.0915-1.35 
  Ares, , Sabir Majid 2075 IRQ1.0010.33154.95 
  Issa, , Nagem 2151 IRQ0.001-0.5715-8.55 
  Mohammed, , E.w 2215 IRQ0.001-0.4815-7.20 
  Samir, , Ibrahim 1822 IRQ1.0010.09151.35 
  Abdullah, , Mohammed 2014 IRQ1.0010.26153.90 

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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