Individual Calculations April 2021
 Bar Ron, Yeshaiya  Total change: -2.80  Rating chartPersonal card
 Israel youth league playoffs stage 1 Various ISR 2020-12-13
RcRownchangeKK*chgGame
 1565 1476 1.00 1 0.62 40 24.80 
  Giller, Roy 1565 ISR1.0010.624024.80 

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)
 
 Liga Artzit Lenoar Merkaz 2021 Group A Rounds 2-3 Varilus ISR 2021-03-13
RcRownchangeKK*chgGame
 1357 1496 0.00 1 -0.69 40 -27.60 
  Sherman, Esther 1357 ISR0.001-0.6940-27.60 

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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