Individual Calculations May 2015
 Kiaei, Ali  Total change: -24.60  Rating chartPersonal card
 Qazvin Norooz Cup (2015) Qazvin IRI 2015-03-25
RcRownchangeKK*chgGame
 1631 1753 4.50 9 -1.23 20 -24.60 
  Shahzamani, Arman 2073 IRI0.001-0.1320-2.60 
  Tahvili Raftar, Iman 1463 IRI1.0010.16203.20 
  Elahi, Abdollah 2077 IRI0.001-0.1320-2.60 
  Masoumi, Amirhossein 1515 IRI0.001-0.8020-16.00 
  Gol Karami, Pouria 1353  * IRI1.0010.08201.60 
  Mahdavi, Mahdis 1594 IRI0.001-0.7120-14.20 
  Atakhan, Abtin 1439 IRI1.0010.14202.80 
  Behzadi, Sepehr 1353  * IRI1.0010.08201.60 
  Saeidi, Amin 1813 IRI0.5010.08201.60 
 * 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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