Individual Calculations November 2013
 Vahdati, Dara  Total change: -20.10  Rating chartPersonal card
 Shahrivar Open Tournament (2013) Tehran IRI 2013-09-11
RcRownchangeKK*chgGame
 1604 1828 1.00 3 -1.34 15 -20.10 
  Amiri Bostanabad, Mahdi 1597 IRI0.001-0.7915-11.85 
  Khalili, Atieh 1532 IRI1.0010.15152.25 
  Bagheri, Arian 1682 IRI0.001-0.7015-10.50 

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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