Individual Calculations December 2017
 Van Der Giessen, Ada Leona  Total change: -7.00  Rating chartPersonal card
 Liga Andaluza 2017 Primera Division A Andalucia ESP 2017-10-01
RcRownchangeKK*chgGame
 1892 1821 0.50 2 -0.35 20 -7.00 
  Villalobos Garcia, Ricardo David 1688 ESP0.501-0.1820-3.60 
  Andres Flores, Antonio Jose 2095 ESP0.001-0.1720-3.40 

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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