Individual Calculations October 2017
 Borazjani, Alireza  Total change: -6.60  Rating chartPersonal card
 8th Isfahan Zendehrood Open 1396 Isfahan IRI 2017-09-16
RcRownchangeKK*chgGame
 1761 1940 4.50 7 -0.33 20 -6.60 
  Kachouei, Shahbod 1540  * IRI1.0010.08201.60 
  Haji Abolhasani, Saeed 1540  * IRI1.0010.08201.60 
  Majed, Negin 1667 IRI1.0010.17203.40 
  Safari Eskandari, Mojtaba 2155 IRI0.5010.27205.40 
  Koohi, Reza 1993 IRI0.001-0.4320-8.60 
  Dehghan, Mohammad Yasin 1555 IRI1.0010.09201.80 
  Saeidi, Mojtaba 1876 IRI0.001-0.5920-11.80 
 * 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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