Individual Calculations September 2012
 Khedri, Amir Hossein  Total change: 18.75  Rating chartPersonal card
 Ramzan Tehran open chess tournament 2012 Tehran IRI 2012-07-22
RcRownchangeKK*chgGame
 1679 1720 4.00 5 1.25 15 18.75 
  Bahonar, Amir 1858 IRI0.001-0.3115-4.65 
  Kaviani, Narges 1513 IRI1.0010.23153.45 
  Valipoor, Amir Mohammad 1516 IRI1.0010.24153.60 
  Golmohammadi, Mohammad Hossein 1705 IRI1.0010.48157.20 
  Ebrahimy, Abolfazl 1801 IRI1.0010.61159.15 

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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