Individual Calculations December 2012
 Khalili, Mehdi  Total change: 4.35  Rating chartPersonal card
 lian open chess tournament Boushehr 2012 Boushher IRI 2012-10-31
RcRownchangeKK*chgGame
 1897 1669 0.50 1 0.29 15 4.35 
  Abdi, Jabbar 1897 IRI0.5010.29154.35 

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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