Individual Calculations December 2022
 Valencia Lopez, Greissy Sofia  Total change: -7.20  Rating chartPersonal card
 Campeonato Nacional Mayores por Equipos Ajedrez Clasico Femenino 2022 Prejuegos (Nro2) Nacionales 2023 Santa Marta COL 2022-11-02
RcRownchangeKK*chgGame
 1614 1495 0.50 2 -0.18 40 -7.20 
  Gomez Vasquez, Laura Sofia 1666 COL0.5010.23409.20 
  Valencia Quinchia, Isabella 1561 COL0.001-0.4140-16.40 

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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