Individual Calculations May 2010
 Mobarhani, Nazanin  Total change: -5.75  Rating chartPersonal card
 1st Students National Olympiad Chess Championship Girls Tehran IRI 2010-03-05
RcRownchangeKK*chgGame
 1802 1701 0.50 2 -0.23 25 -5.75 
  Alinori, Fariba 1819 IRI0.5010.16254.00 
  Fardi, Matin 1784 IRI0.001-0.3925-9.75 

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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