Individual Calculations August 2023
 Xu, Melissa  Total change: 4.40  Rating chartPersonal card
 12th annual World Open Women's Championship Philadelphia, PA USA 2023-06-29
RcRownchangeKK*chgGame
 1563 1545 1.50 3 0.11 40 4.40 
  Papanek, Ella Sharpe 1655 USA1.0010.654026.00 
  Ayyappan, Anushka 1164 IND0.501-0.4140-16.40 
  Airapetian, Chouchanik wf1871 USA0.001-0.1340-5.20 

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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