Individual Calculations May 2018
 Vahdat Doust, Ali  Total change: 10.40  Rating chartPersonal card
 Tehran Standrad 22-26 Farvardin 1397 Tehran IRI 2018-04-11
RcRownchangeKK*chgGame
 1702 1823 5.00 7 0.52 20 10.40 
  Modarresi, Shahab 1473 IRI1.0010.11202.20 
  Jahankhani, Hojatollah 1662 IRI0.001-0.7120-14.20 
  Ahmadi, Gholam Hosein 1510 IRI1.0010.14202.80 
  Salehimoghaddam, A. 1649 IRI1.0010.27205.40 
  Sadeghpour, Mohammad 1962 IRI1.0010.692013.80 
  Motaghi, Farbod 1977 IRI0.001-0.2920-5.80 
  Farahsa, Khosro 1680 IRI1.0010.31206.20 

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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