Individual Calculations May 2014
 Ahmed, Qutayba Yunis  Total change: -1.65  Rating chartPersonal card
 26th IRAQI Clubs Championship 2014 Baghdad IRQ 2014-02-27
RcRownchangeKK*chgGame
 1803 1657 0.50 2 -0.11 15 -1.65 
  Rabeea, Sabah Nori 1796 IRQ0.5010.19152.85 
  Tajbakhsh, Ramtin 1809 IRI0.001-0.3015-4.50 

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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