Individual Calculations September 2023
 Kevin, Zhang Li  Total change: 25.20  Rating chartPersonal card
 1st Annual Pennsylvania Classic Langhorne, Pennsylvania USA 2023-07-28
RcRownchangeKK*chgGame
 1826 1769 3.00 5 0.63 40 25.20 
  Lila, Field 1567 USA1.0010.24409.60 
  Im, Thomas Bartell m2330 USA0.001-0.0240-0.80 
  Michael, Stefanello 1663 USA1.0010.364014.40 
  Siddharth, A Kurup 1689 USA1.0010.394015.60 
  Kevin, Su 1883 USA0.001-0.3440-13.60 

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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