Individual Calculations March 2023
 Cortiella Valles, Roger  Total change: 29.80  Rating chartPersonal card
 Lliga Catalana 2023 Segona Divisio Grupo 3 Rondas 3-6 Catalunya ESP 2023-02-05
RcRownchangeKK*chgGame
 1949 1856 3.00 4 1.49 20 29.80 
  Gabarro Sole, Ramon 1966 ESP1.0010.652013.00 
  Cardona Alcaide, Roberto 2000 ESP1.0010.692013.80 
  Dickl, Errol 2018 GER1.0010.712014.20 
  Degracia Burgues, Jose A. 1813 ESP0.001-0.5620-11.20 

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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