Individual Calculations December 2018
 Ghayourifar, Ali  Total change: -13.60  Rating chartPersonal card
 Alborz Shohada Modafe Haram (U2100) 1397 Alborz IRI 2018-11-14
RcRownchangeKK*chgGame
 1435 1672 5.00 7 -0.34 40 -13.60 
  Rezaei, Yeganeh 1272  * IRI1.0010.08403.20 
  Hamidi, Shadi 1272  * IRI1.0010.08403.20 
  Azadi, Amirmohammad 2034 IRI0.001-0.1040-4.00 
  Karimi, Ali 1345 IRI1.0010.13405.20 
  Asgari, Behrad 1411 IRI0.001-0.8240-32.80 
  Tajmiri, Gholamreza 1427 IRI1.0010.20408.00 
  Ghaffarifar, Emad 1286 IRI1.0010.09403.60 
 * 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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