Individual Calculations October 2017
 Tahvili Raftar, Iman  Total change: -9.20  Rating chartPersonal card
 Arvand Mehr Standard Cup - Blinds 1396 Abadan IRI 2017-09-21
RcRownchangeKK*chgGame
 1508 1494 2.50 6 -0.46 20 -9.20 
  Romifard, Mehdi 1700 IRI0.001-0.2420-4.80 
  Jafarian, Danial 1272 IRI0.001-0.7820-15.60 
  Zendehboodi, Fariba 1440 IRI1.0010.42208.40 
  Rahimzadeh, Maryam 1188 IRI1.0010.14202.80 
  Ghoorchibeygi, Alireza 1894  * IRI0.001-0.0820-1.60 
  Barghol, Fatemeh 1551 IRI0.5010.08201.60 
 * 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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