Individual Calculations September 2012
 Nabavi Tafreshi, Nasim  Total change: -9.60  Rating chartPersonal card
 Iranian chess festival (women)2012 Arak IRI 2012-07-13
RcRownchangeKK*chgGame
 1737 1782 3.50 7 -0.32 30 -9.60 
  Fallahzadeh, Mahtab 1640 IRI0.501-0.1930-5.70 
  Hamedi Nia, Vesal 1661 IRI1.0010.343010.20 
  Rahimi, Tara 1919 IRI0.5010.18305.40 
  Tajik, Sareh 1942 IRI0.5010.21306.30 
  Alavi, Homa 1995 IRI0.001-0.2330-6.90 
  Norooz, Melika 1382  * IRI1.0010.08302.40 
  Roushan Reyshah, Sarina 1623 IRI0.001-0.7130-21.30 
 * 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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