Individual Calculations March 2023
 Perez Vidal, Ian  Total change: -26.00  Rating chartPersonal card
 Lliga Catalana 2023 Preferent Grupo 1 Rondas 1-2 Catalunya ESP 2023-01-22
RcRownchangeKK*chgGame
 1782 1724 0.00 2 -0.85 40 -34.00 
  Monfort Cebrian, Emilio 1905 ESP0.001-0.2640-10.40 
  Ventura Fontanet, Jaume 1659 ESP0.001-0.5940-23.60 

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)
 
 Lliga Catalana 2023 Preferent Grupo 1 Rondas 3-6 Catalunya ESP 2023-02-05
RcRownchangeKK*chgGame
 1756 1814 2.50 4 0.20 40 8.00 
  Castro Estrella, Joan Gabriel 1821 ESP0.5010.01400.40 
  Zinkl, Thomas 1891 ESP0.5010.11404.40 
  Castro Gonzalez, Jordi 1652 ESP0.501-0.2140-8.40 
  Regadera Ruiz, Jose Antonio 1660 ESP1.0010.294011.60 

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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