Individual Calculations April 2009
 Kowsarinia, Amir  Total change: -0.60  Rating chartPersonal card
 17th International Fajr Chess Open Tournament Kish Island IRI 2009-02-04
RcRownchangeKK*chgGame
 2256 2018 1.00 5 -0.04 15 -0.60 
  Darini, Pouria 2331 IRI0.001-0.1415-2.10 
  Ahamadinia, E 2313 IRI0.001-0.1515-2.25 
  Daneshpour, S.h. 2192 IRI1.0010.731510.95 
  Pourramezanali, Amirreza 2166 IRI0.001-0.3015-4.50 
  Momeni, E. 2280 IRI0.001-0.1815-2.70 

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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