Individual Calculations November 2013
 Ghaffarifar, Matin  Total change: 20.10  Rating chartPersonal card
 Shahrivar Open Tournament (2013) Tehran IRI 2013-09-11
RcRownchangeKK*chgGame
 1823 1637 2.50 7 0.67 30 20.10 
  Eini, Sina 1860 IRI0.001-0.2230-6.60 
  Ghadiri, Radmehr 1806 IRI0.5010.22306.60 
  Talebi, Masoud 1895 IRI1.0010.823024.60 
  Baniasad, Emad 1895 IRI0.5010.32309.60 
  Ganjali, Hossein 1828 IRI0.5010.25307.50 
  Babaniya, Benyamin 1784 IRI0.001-0.3030-9.00 
  Azizi Tafreshi, Ali Akbar 1693 IRI0.001-0.4230-12.60 

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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