Individual Calculations October 2017
 Xu, Jeffrey  Total change: -31.20  Rating chartPersonal card
 2017 Toronto Open Championship Toronto CAN 2017-09-02
RcRownchangeKK*chgGame
 2047 2016 1.50 5 -0.78 40 -31.20 
  Cai, Jason 2157 CAN0.001-0.3140-12.40 
  Nasir, Zehn 2072 CAN0.5010.08403.20 
  Henry, Liam 2117 CAN0.5010.14405.60 
  Dukic, Zachary 1984 CAN0.001-0.5440-21.60 
  Zhao, Harry 1907 CAN0.501-0.1540-6.00 

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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