Individual Calculations May 2011
 Graells, Ricardo  Total change: -2.25  Rating chartPersonal card
 Coupe du Leman Cat. A GENEVA 2010/2011 different places SUI 2010-11-25
RcRownchangeKK*chgGame
 1988 2159 2.00 3 -0.15 15 -2.25 
  Le Bret, Ludovic 1884 FRA1.0010.17152.55 
  Ruiz, Jose 2064 SUI1.0010.37155.55 
  De La Rosa, Damian 2016 SUI0.001-0.6915-10.35 

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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