Individual Calculations April 2015
 Koochaki, Ali Reza  Total change: -2.60  Rating chartPersonal card
 Gilan First League (2014) r3-5 Rasht IRI 2014-11-07
RcRownchangeKK*chgGame
 1556 1667 0.50 1 -0.15 20 -3.00 
  Khosh Ravesh, Alireza 1556 IRI0.501-0.1520-3.00 

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)
 
 Gilan First League (2014) r9-11 Rasht IRI 2015-01-02
RcRownchangeKK*chgGame
 1715 1700 0.50 1 0.02 20 0.40 
  Rezaei, Mahyar 1715 IRI0.5010.02200.40 

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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