Individual Calculations July 2021
 Arab, Kiana  Total change: -10.80  Rating chartPersonal card
 2021 US Women's Open Las Vegas, Nevada USA 2021-06-16
RcRownchangeKK*chgGame
 1700 1835 2.00 4 -0.54 20 -10.80 
  Yang, Adelynne 1435  * USA1.0010.08201.60 
  Zhang, Ellie 1435  * USA1.0010.08201.60 
  Heredia, Carla wg2112 ECU0.001-0.1720-3.40 
  Vidyarthi, Omya wc1817 USA0.001-0.5320-10.60 
 * 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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