Individual Calculations July 2011
 Shahibzadegan, Ali  Total change: -20.25  Rating chartPersonal card
 9th iranian super league chess championship (men)Andishmandan Cup (season II) Various Cities in Iran IRI 2010-12-01
RcRownchangeKK*chgGame
 2184 2147 0.50 4 -1.35 15 -20.25 
  Golizadeh, Asghar m2508 IRI0.001-0.1015-1.50 
  Darban, Morteza m2305 IRI0.001-0.2915-4.35 
  Khorsandi, Arian 1872 IRI0.501-0.3315-4.95 
  Khojasteh, M 2052 IRI0.001-0.6315-9.45 

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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