Individual Calculations May 2011
 Omidi, Arya  Total change: 19.95  Rating chartPersonal card
 9th-Khazar International Cup Open Chess 2011( Group B ) Gilan-Iran Rasht IRI 2011-02-15
RcRownchangeKK*chgGame
 2049 1843 3.00 7 1.33 15 19.95 
  Sobhani, F 2108 IRI0.001-0.1815-2.70 
  Shaabani, Amin 2054 IRI0.001-0.2315-3.45 
  Eftekhari, Amir 2045 IRI0.5010.26153.90 
  Ghahremani, Vali 2004 IRI0.001-0.2915-4.35 
  Kanani, Anoosh 2021 IRI0.5010.23153.45 
  Ahmadi, Ramin 2071 IRI1.0010.791511.85 
  Daneshpour, S A 2038 IRI1.0010.751511.25 

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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