Individual Calculations May 2018
 Ghayourifar, Amir  Total change: -64.40  Rating chartPersonal card
 Tehran Standrad U-12 Nojavanan 22-26 Farvardin 1397 Tehran IRI 2018-04-11
RcRownchangeKK*chgGame
 1241 1584 4.50 7 -1.61 40 -64.40 
  Ardestani, Aida 1184  * IRI1.0010.08403.20 
  Bigani, Mohammad Hessam 1184  * IRI0.001-0.9240-36.80 
  Nouri, Ali 1372 IRI1.0010.23409.20 
  Nazeri, Nima 1184  * IRI0.001-0.9240-36.80 
  Majlesi Nasr Abadi, S.mohammad 1184  * IRI1.0010.08403.20 
  Taghizadeh, Taraneh 1184  * IRI1.0010.08403.20 
  Gholami, Arian 1397 IRI0.501-0.2440-9.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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