Individual Calculations January 2017
 Amir Vardestian, Hossein  Total change: -19.80  Rating chartPersonal card
 East Azarbaijan team chess tournament 1395 Round 6-9 Tabriz IRI 2016-12-01
RcRownchangeKK*chgGame
 2244 2097 0.00 3 -0.99 20 -19.80 
  Samadi, Hadi 2032 IRI0.001-0.5920-11.80 
  Khatibi, Meysam 2253 IRI0.001-0.2920-5.80 
  Golizadeh, Asghar g2448 IRI0.001-0.1120-2.20 

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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