Individual Calculations May 2015
 Tarzali, Abtin  Total change: -57.20  Rating chartPersonal card
 Tehran Fajr Cup(2015) Tehran IRI 2015-02-04
RcRownchangeKK*chgGame
 1430 1478 2.50 7 -1.43 40 -57.20 
  Hejazi, Seyed Mehdi 1878  * IRI0.001-0.0840-3.20 
  Karami, Pouriya 1188 IRI0.001-0.8440-33.60 
  Yazdani Kachooei, Alireza 1274 IRI0.001-0.7640-30.40 
  Moradi, Mohammad Behrad 1209 IRI0.501-0.3340-13.20 
  Bayat, Sadaf 1155 IRI1.0010.13405.20 
  Ahadi, Mohammad Erfan 1647 IRI0.001-0.2840-11.20 
  Davoodabadi Farahani, Mohamad 1656 IRI1.0010.734029.20 
 * 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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