Individual Calculations March 2011
 Zareii, Ali  Total change: 7.75  Rating chartPersonal card
 Iran league 1 ( 1389 - men ) Bushehr IRI 2010-12-21
RcRownchangeKK*chgGame
 2185 1809 0.50 2 0.31 25 7.75 
  Amini, Amer 2198 IRI0.001-0.0925-2.25 
  Sedaghati, Mehrdad 2171 IRI0.5010.402510.00 

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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