Individual Calculations October 2017
 Sharafi, Amir Mehrad  Total change: 71.20  Rating chartPersonal card
 Tehran Boys Under 14 Championship 2017 Tehran IRI 2017-08-24
RcRownchangeKK*chgGame
 1609 1522 4.50 7 1.78 40 71.20 
  Hashemi, Hamidreza 1157 IRI1.0010.10404.00 
  Tavakol, Mehrad 1621 IRI1.0010.644025.60 
  Daneshvar, Bardiya 1922  * IRI0.001-0.0840-3.20 
  Mohammadi, Mohamad Amin 1469 IRI1.0010.434017.20 
  Ahadi, Mohammad Erfan 1670 IRI0.5010.20408.00 
  Davoodabadi Farahani, Mohamad 1708 IRI0.001-0.2640-10.40 
  Ebrahimi , Sina 1717 IRI1.0010.754030.00 
 * 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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