Individual Calculations May 2013
 Ahmed, Ali Layth Ahmed  Total change: -19.95  Rating chartPersonal card
 25th IRAQI Clubs Championship 2013 Baghdad IRQ 2013-02-21
RcRownchangeKK*chgGame
 2193 2339 5.50 10 -1.33 15 -19.95 
  Al-Sahlanee, Hayder A. Jaafar f2197 IRQ1.0010.31154.65 
  Ali, Ahmed 2055 IRQ1.0010.16152.40 
  Faris, A-.ameer 2123 IRQ0.501-0.2815-4.20 
  Didar , Mohammed Zhaher Hassan c2236 IRQ0.501-0.1415-2.10 
  Salih, Akar Ali Salih f2282 IRQ0.001-0.5815-8.70 
  Hayder, Hassan Shyaa 2124 IRQ1.0010.23153.45 
  Mazin, Adham 2024 IRQ0.001-0.8615-12.90 
  Gagunashvili, Merab g2592 GEO0.001-0.1915-2.85 
  Ali, Gatee 2070 IRQ1.0010.17152.55 
  Mohammed, Arpak Worya c2230 IRQ0.501-0.1515-2.25 

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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