Individual Calculations April 2013
 Abdwl Karim, Ahmad  Total change: 11.10  Rating chartPersonal card
 Iraqi Chess Olympiad Championship 2013 Baghdad IRQ 2013-02-13
RcRownchangeKK*chgGame
 1977 1944 3.50 6 0.74 15 11.10 
  Al-Saadi, Jumaa A.gatea f2173 IRQ1.0010.791511.85 
  Samir, Ibrahim 1849 IRQ1.0010.37155.55 
  Hayder, Farhan Al- Hasnawi 1963 IRQ0.001-0.4715-7.05 
  Hussein, Abbas 1796 IRQ0.501-0.2015-3.00 
  Mohammed, Latif 1960 IRQ0.001-0.4815-7.20 
  Ares, Saber Majeed 2122 IRQ1.0010.731510.95 

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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