Rapid: Individual Calculations September 2019
 Shirazizadeh, Erfan  Total change: -3.80  Rating chartPersonal card
 2nd Iranian Talent Olympiad 2019- Boys Rapid Gilan IRI 2019-08-29
RcRownchangeKK*chgGame
 1388 1338 2.00 5 -0.19 20 -3.80 
  Karami, Mahan 1653 IRI0.001-0.1420-2.80 
  Cheraghi, Sina 1007 IRI1.0010.12202.40 
  Looni, Arshiya 1588 IRI0.001-0.1920-3.80 
  Soltani, Mohammad 1547 IRI0.001-0.2320-4.60 
  Babaei Motlagh, Amir Abbas 1147 IRI1.0010.25205.00 

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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