Individual Calculations April 2022
 Wang, Derek  Total change: 36.40  Rating chartPersonal card
 2022 RA March Open Ottawa CAN 2022-03-04
RcRownchangeKK*chgGame
 1932 1390 1.00 3 0.91 40 36.40 
  Xu, Daniel 1851 CAN0.5010.454018.00 
  Han, Johnathan 2012 CAN0.5010.494019.60 
  Xu, Eddie 1932 CAN0.001-0.0340-1.20 

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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