Individual Calculations January 2020
 Zhou, Iris  Total change: 27.60  Rating chartPersonal card
 2019 Thanksgiving Open Saint Louis, Missouri USA 2019-11-29
RcRownchangeKK*chgGame
 1960 1827 2.50 5 0.69 40 27.60 
  Ali Marandi, Cemil Can g2227  * TUR0.001-0.0840-3.20 
  Liu, Benjamin 1687 USA1.0010.314012.40 
  McConnell, Sullivan 1925 USA0.5010.13405.20 
  Cao, Elton 2171 USA0.001-0.1240-4.80 
  Emir, Doruk 1792 TUR1.0010.454018.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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