Individual Calculations April 2009
 Eftekhari, Amir  Total change: -15.75  Rating chartPersonal card
 7th Int. Caspian Cup (B,Class-men) Rasht IRI 2009-02-10
RcRownchangeKK*chgGame
 2007 2061 1.00 3 -0.63 25 -15.75 
  Ghorbani, Hadi 2130 IRI0.001-0.4025-10.00 
  Ghoch Khani, Hossein 1711 IRI1.0010.11252.75 
  Torkan, Mohsen 2180 IRI0.001-0.3425-8.50 

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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