Individual Calculations July 2023
 Luger, John  Total change: 41.20  Rating chartPersonal card
 2023 Excelsior June Open Championship Top Etobicoke, Ontario CAN 2023-06-23
RcRownchangeKK*chgGame
 2040 1901 2.00 3 1.03 40 41.20 
  Loadman, Ian 1907 CAN1.0010.514020.40 
  Mao, Fengxi 2105 CAN0.001-0.2440-9.60 
  Henry, Liam 2107 CAN1.0010.764030.40 

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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