Individual Calculations July 2017
 Ebrahimi, Ghasem  Total change: -118.40  Rating chartPersonal card
 Gilan Chess Championship 2017 Rasht IRI 2017-06-18
RcRownchangeKK*chgGame
 1653 2039 2.50 6 -2.96 40 -118.40 
  Zarrabi, Sirous 1639  * IRI1.0010.08403.20 
  Shahbazi, Gholamreza 1650 IRI0.001-0.9140-36.40 
  Noorani Sarabpour, Hasan 1639  * IRI0.501-0.4240-16.80 
  Zarbini, Khashayar 1639  * IRI1.0010.08403.20 
  Nadernia, Nikta 1713 IRI0.001-0.8740-34.80 
  Karami, Mahan 1639  * IRI0.001-0.9240-36.80 
 * 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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