Rapid: Individual Calculations September 2017
 Ahmadi, Erfan  Total change: 27.40  Rating chartPersonal card
 Khorasan Razavi Ramazan cup chess Rapid Tournoment 1396 Mashhad IRI 2017-07-16
RcRownchangeKK*chgGame
 1537 1333 3.00 6 1.37 20 27.40 
  Mirzaeian, Ehsan 1733  * IRI0.001-0.0820-1.60 
  Shayan, Alireza 1092 IRI1.0010.20204.00 
  Miri, Alireza 1618 IRI0.001-0.1620-3.20 
  Hami, Farhad 1524 IRI1.0010.752015.00 
  Barati, Behnam 1529 IRI1.0010.752015.00 
  Zahmati, Sobhan 1723 IRI0.001-0.0920-1.80 
 * 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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