Individual Calculations December 2013
 Vafaei, Hoorya  Total change: -5.70  Rating chartPersonal card
 Mehr Open 2013 Tehran IRI 2013-10-15
RcRownchangeKK*chgGame
 2036 1660 0.00 2 -0.19 30 -5.70 
  Khatibi, Meysam 2039 IRI0.001-0.0930-2.70 
  Tavakolian, M. 2033 IRI0.001-0.1030-3.00 

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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