Individual Calculations June 2023
 Zhong, Ryan Yunhui  Total change: 28.80  Rating chartPersonal card
 2023 Ontario Open Ottawa, Ontario CAN 2023-05-20
RcRownchangeKK*chgGame
 1871 1614 2.00 5 0.72 40 28.80 
  Dukic, Zachary f2179 CAN0.001-0.0240-0.80 
  Gao, Raymond 1988 CAN0.001-0.1040-4.00 
  Jutras, Marc Andre 1653 CAN1.0010.554022.00 
  Umayan, Vincent 2013 PHI0.001-0.0840-3.20 
  Xu, Philip 1520 CAN1.0010.374014.80 

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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