Individual Calculations March 2017
 Kiani, Mohamad  Total change: 11.60  Rating chartPersonal card
 9th Championship Chess League Golestan Province ( group A)- 1395 Round 9-13 Gorgan IRI 2017-02-03
RcRownchangeKK*chgGame
 1979 1622 0.50 2 0.29 40 11.60 
  Ebrahimi, Omid 1987 IRI0.5010.404016.00 
  Jafari, Eisa 1970 IRI0.001-0.1140-4.40 

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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