Individual Calculations July 2009
 Cordier, Daniel  Total change: -16.50  Rating chartPersonal card
 8e Open International d'Echecs de Malakoff Malakoff FRA 2009-04-11
RcRownchangeKK*chgGame
 1649 1421 0.00 3 -0.66 25 -16.50 
  Laurent-Tenaille, Christian 1652 FRA0.001-0.2125-5.25 
  Pommier, Eugene 1558 FRA0.001-0.3225-8.00 
  Julien, Jean-Luc 1737 FRA0.001-0.1325-3.25 

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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