Individual Calculations July 2012
 Jahankhani, Hojatollah  Total change: -2.40  Rating chartPersonal card
 Tehran open chess tournament June 2012 Tehran IRI 2012-06-15
RcRownchangeKK*chgGame
 2033 1744 0.00 1 -0.16 15 -2.40 
  Noroozi, Reza 2033 IRI0.001-0.1615-2.40 

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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