Individual Calculations July 2017
 Kalavari, Javad  Total change: -26.20  Rating chartPersonal card
 Gilan Chess Championship 2017 Rasht IRI 2017-06-18
RcRownchangeKK*chgGame
 1622 1878 5.00 8 -1.31 20 -26.20 
  Saberi, Hirad 1478  * IRI1.0010.08201.60 
  Partovi Rad, Diba 1587 IRI0.001-0.8520-17.00 
  Golshannezhad, Pooya 1478  * IRI1.0010.08201.60 
  Ebrahimi Pargou, Amirmohammad 1599 IRI1.0010.16203.20 
  Taslimi, Borsa 1698 IRI0.001-0.7420-14.80 
  Hasanzadeh, Aboutaleb 1557 IRI1.0010.13202.60 
  Khosh Ravesh, Alireza 1556 IRI1.0010.13202.60 
  Khadem Erfani, Sobhan 2025 IRI0.001-0.3020-6.00 
 * 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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