Individual Calculations October 2014
 Roozbayan, Reza  Total change: 5.20  Rating chartPersonal card
 Ramadan Open Chess Tournament U-2100 (2014) Tehran IRI 2014-07-03
RcRownchangeKK*chgGame
 1907 2065 6.50 9 0.26 20 5.20 
  Ghotbi Zavie, Amir Hossein 1665  * IRI1.0010.08201.60 
  Akbari, Hamid 1785 IRI1.0010.16203.20 
  Eini, Sina 1928 IRI1.0010.32206.40 
  Raji Ghasemi, Hamid Reza 2004 IRI0.501-0.0820-1.60 
  Taavoni, Rahim 2009 IRI1.0010.42208.40 
  Sheykhali, Mohammadreza 1908 IRI0.001-0.7120-14.20 
  Zahedifar, Anahita 1834 IRI1.0010.21204.20 
  Akhgari, Reza 1988 IRI1.0010.39207.80 
  Khorsandi, Arian 2044 IRI0.001-0.5320-10.60 
 * 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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