Individual Calculations December 2014
 Ahmed, Ali Layth Ahmed  Total change: 23.20  Rating chartPersonal card
 Najaf Chess Championship 2014 najaf IRQ 2014-11-06
RcRownchangeKK*chgGame
 2164 2289 7.00 9 1.16 20 23.20 
  Khaled, Kh. Kh. Albu-Salih 2141 IRQ0.501-0.2020-4.00 
  Sadek, Sameh f2313 EGY0.5010.03200.60 
  Noori, Sabah Nori 1897 IRQ1.0010.08201.60 
  Taleb, Salem 2129 IRQ1.0010.29205.80 
  Rabeea, Sabah Nori f1948 IRQ1.0010.12202.40 
  Gagunashvili, Merab g2569 GEO0.5010.34206.80 
  Abdulwahhab, Ahmed Abdulsattar f2274 IRQ1.0010.48209.60 
  Al-Khattab, Ghassan M. Ali Ajm f2135 IRQ1.0010.29205.80 
  Mohammed, Latif 2074 IRQ0.501-0.2720-5.40 

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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