Individual Calculations February 2023
 Amigo Vilalta, Jordi  Total change: -1.40  Rating chartPersonal card
 Lliga Catalana 2023 Segona Divisio Grupo 4 Rondas 1-2 Catalunya ESP 2023-01-22
RcRownchangeKK*chgGame
 2025 2249 1.50 2 -0.07 20 -1.40 
  Iborra Polo, Eric 2047 ESP1.0010.24204.80 
  Garcia Espelta, Josep 2003 ESP0.501-0.3120-6.20 

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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