Individual Calculations December 2019
 Xie, Joanna Ruo Jin  Total change: -6.40  Rating chartPersonal card
 2019 Guelph Fall ProAm U1700 Guelph CAN 2019-11-02
RcRownchangeKK*chgGame
 1432 1348 1.00 3 -0.16 40 -6.40 
  Yoker, Callum 1469 CAN0.001-0.3440-13.60 
  Yao, Henry 1393 CAN0.001-0.4440-17.60 
  Singh, Anya 1434 CAN1.0010.624024.80 

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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