Individual Calculations April 2013
 Ali, Mohamed Kareem  Total change: 30.00  Rating chartPersonal card
 Iraqi Chess Olympiad Championship 2013 Baghdad IRQ 2013-02-13
RcRownchangeKK*chgGame
 2156 1942 2.00 4 1.00 30 30.00 
  Abdulwahhab, Ahmed Abdulsattar A f2277 IRQ0.001-0.1230-3.60 
  Salih, Akar Ali Salih f2282 IRQ1.0010.883026.40 
  Ali, Noor Hadi 2016 IRQ0.5010.10303.00 
  Haleem, H. A. Al-Jebawy 2048 IRQ0.5010.14304.20 

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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