Individual Calculations September 2009
 Ramzi, , Al-Dahwi  Total change: 2.70  Rating chartPersonal card
 IRQ S/f Champ.2009 Baghdad IRQ 2009-08-04
RcRownchangeKK*chgGame
 2017 2105 4.50 7 0.18 15 2.70 
  Jabbar, Raheem B. Alamir 1887 IRQ0.501-0.2815-4.20 
  Sati A, , Dhari 1958 IRQ0.001-0.7015-10.50 
  Abdwl Karim, , Ahmad 1947 IRQ1.0010.29154.35 
  Isam, , Niama 2072 IRQ1.0010.45156.75 
  Ari, , Ahmad 2104 IRQ0.001-0.5015-7.50 
  Jwad, , Waleed Aziz f2023 IRQ1.0010.39155.85 
  Taleb, Salem .h 2126 IRQ1.0010.53157.95 

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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