Individual Calculations January 2015
 Toufani, Kourosh  Total change: -31.60  Rating chartPersonal card
 5th Ferdowsi Open Chess Tournament (2014) Mashhad IRI 2014-11-23
RcRownchangeKK*chgGame
 1672 1860 3.50 6 -0.79 40 -31.60 
  Hayati, Amirhosein 1460  * IRI1.0010.08403.20 
  Vassalam, Mohammad Taghi 2095 IRI0.001-0.2140-8.40 
  Hajihoseinzadeh, Mitra 1549 IRI1.0010.14405.60 
  Hamedi Nia, Vesal 1742 IRI0.001-0.6640-26.40 
  Hatefi, Matin 1626 IRI0.501-0.2940-11.60 
  Movahedi Aliabadi, Hamid 1562 IRI1.0010.15406.00 
 * 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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