Individual Calculations March 2022
 Rathier, David  Total change: 5.80  Rating chartPersonal card
 Selection SEM 2021 MACON FRA 2022-01-30
RcRownchangeKK*chgGame
 1725 1602 2.50 6 0.29 20 5.80 
  Foucaut, Vincent 1956 FRA0.001-0.1120-2.20 
  Valette, Alain 1344 FRA1.0010.18203.60 
  Foucaut, Francoise 1202  * FRA1.0010.08201.60 
  Fernandez, Fabrice 1888 FRA0.001-0.1620-3.20 
  Ballester, Jonathan 1929 FRA0.5010.37207.40 
  Boulet, Philippe 2029 FRA0.001-0.0720-1.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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