Individual Calculations November 2009
 Najafiyan Pour, Mahyar  Total change: -0.25  Rating chartPersonal card
 49th Tehran Chess ChampionShip 2009 Tehran IRI 2009-07-03
RcRownchangeKK*chgGame
 2094 1969 2.00 6 -0.01 25 -0.25 
  Mahmoodi, M.sadegh 2154 IRI0.001-0.2625-6.50 
  Shafeei, Hamid 2126 IRI1.0010.712517.75 
  Dalir, Javad 2089 IRI0.001-0.3425-8.50 
  Dalir, Alireza 2138 IRI0.5010.22255.50 
  Khosravi, Hadi 2064 IRI0.001-0.3725-9.25 
  Bidari, Sepehr 1990 IRI0.5010.03250.75 

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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