Individual Calculations September 2009
 Javidfar, Amirsalar  Total change: -16.00  Rating chartPersonal card
 8th International Ebne Sina Open Chess Tournament Hamedan IRI 2009-07-26
RcRownchangeKK*chgGame
 2234 1996 0.00 3 -0.64 25 -16.00 
  Chubook, Kasrou f2340 USA0.001-0.1225-3.00 
  Vahidi, Mohammad f2210 IRI0.001-0.2325-5.75 
  Eskandary, Mahmood 2151 IRI0.001-0.2925-7.25 

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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