Individual Calculations May 2011
 Gu, Sean  Total change: 20.85  Rating chartPersonal card
 City of Sydney Championship 2011 Sydney AUS 2011-03-02
RcRownchangeKK*chgGame
 2053 1866 2.50 4 1.39 15 20.85 
  Ilic, Ilija 1962 AUS1.0010.63159.45 
  Yu, Michael 1960 AUS1.0010.63159.45 
  Siddiqi, Shan 2023 USA0.5010.21153.15 
  Rej, Tomek f2266  * AUS0.001-0.0815-1.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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