Individual Calculations June 2015
 Davoodi, Milad  Total change: 3.20  Rating chartPersonal card
 Islamic Azad University Chess Championship 2015 Tehran IRI 2015-05-10
RcRownchangeKK*chgGame
 1958 1771 1.00 3 0.16 20 3.20 
  Zakizadeh, Mohammad Hossein 1958 IRI0.001-0.2620-5.20 
  Asbahi, Mohammad 2119 IRI1.0010.892017.80 
  Armand, Saman 1796 IRI0.001-0.4720-9.40 

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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