Individual Calculations April 2017
 Jafari, Arshia  Total change: 24.40  Rating chartPersonal card
 Hamedan Fajr Cup 10 Bahman 1395 Hamedan IRI 2017-01-29
RcRownchangeKK*chgGame
 1713 1698 4.00 7 0.61 40 24.40 
  Kalvandi, Mohammad Naeim 1298  * IRI1.0010.08403.20 
  Forughi, Hamid 1506 IRI1.0010.254010.00 
  Ali Babaei, Sasan 2098  * IRI0.5010.424016.80 
  Ivaki, Ali 1719 IRI0.5010.03401.20 
  Kalvandi, Nashmil 1443 IRI1.0010.19407.60 
  Valadi, Mohammadreza 1929 IRI0.001-0.2140-8.40 
  Shahabi, Milad 1995 IRI0.001-0.1540-6.00 
 * 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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