Individual Calculations December 2015
 Yousefi Kafshgarkola, Seyed Roh  Total change: 30.80  Rating chartPersonal card
 Mazandaran super league - Omid Shahpouri memorial (A) (2015) 5-8 Sari IRI 2015-11-19
RcRownchangeKK*chgGame
 1725 1382 1.00 2 0.77 40 30.80 
  Khalili, Matin 1706 IRI0.5010.374014.80 
  Baghdar, Artin 1743 IRI0.5010.404016.00 

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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