Individual Calculations April 2018
 Ducrest, Michel  Total change: -8.00  Rating chartPersonal card
 Coupe du Leman 2018 Cat. A VAUD different places SUI 2018-02-05
RcRownchangeKK*chgGame
 2001 1907 1.50 5 -0.40 20 -8.00 
  Carre, Sylvain 2201 FRA0.001-0.1520-3.00 
  Piro Madraccio, Nicolas 2022 ESP0.5010.16203.20 
  Leresche, Samuel 2004 SUI0.001-0.3720-7.40 
  Bonferroni, Thierry 1992 SUI0.5010.12202.40 
  Gillieron, Jean-Marc 1787 SUI0.501-0.1620-3.20 

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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