Individual Calculations July 2018
 Zhou, Qiyu  Total change: -1.80  Rating chartPersonal card
 2018 Eastern Ontario Open Ottawa CAN 2018-06-22
RcRownchangeKK*chgGame
 2092 2209 2.50 4 -0.09 20 -1.80 
  Kellar, Ben 1919 CAN1.0010.16203.20 
  Pace, Christopher 2132 CAN1.0010.39207.80 
  Gordon, David c2171 CAN0.501-0.0520-1.00 
  Zhao, Jim 2147 CAN0.001-0.5920-11.80 

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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