Individual Calculations July 2022
 Zhou, Iris Yi-Xian  Total change: -1.20  Rating chartPersonal card
 Midwest Chess Congress - Major Des Moines, Iowa USA 2022-06-17
RcRownchangeKK*chgGame
 1986 1855 1.00 3 -0.03 40 -1.20 
  Iwu, Okechukwu Anele Nnej 2046 USA0.5010.254010.00 
  Kosokin, Valeriy 2152 UZB0.001-0.1540-6.00 
  Zulic, Jasmin 1760 USA0.501-0.1340-5.20 

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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