Individual Calculations September 2013
 Zhao, Yuetong  Total change: 7.05  Rating chartPersonal card
 2013 Canadian Amateur O2000 Kitchener CAN 2013-08-02
RcRownchangeKK*chgGame
 2114 1903 1.00 2 0.47 15 7.05 
  Chernik, Dmitry 1949 CAN1.0010.56158.40 
  Peredun, Andrew f2279 CAN0.001-0.0915-1.35 

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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