Individual Calculations July 2009
 Bigler, David  Total change: -14.85  Rating chartPersonal card
 Coupe du Leman Cat.A-VAUD different places SUI 2008-10-01
RcRownchangeKK*chgGame
 2039 2033 0.00 2 -0.99 15 -14.85 
  Michel, Jean-Claude 1858 SUI0.001-0.7315-10.95 
  Charmier, Gregory 2219 FRA0.001-0.2615-3.90 

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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