Individual Calculations September 2009
 Courthial, Bernard  Total change: -23.50  Rating chartPersonal card
 Championnat International de Paris - B Paris FRA 2009-07-04
RcRownchangeKK*chgGame
 1726 1720 2.50 7 -0.94 25 -23.50 
  Baches, Frederic 1840 FRA0.001-0.3425-8.50 
  Marcelin, Philippe 1881 FRA0.001-0.2925-7.25 
  Gaborit, Arnaud 1558 FRA0.501-0.2125-5.25 
  Mongey, Alain 1608 FRA0.501-0.1525-3.75 
  Lorente, Philippe 1604 FRA1.0010.34258.50 
  Bogratchew, Albert 1794 FRA0.5010.10252.50 
  Marceau, Amaury 1799 FRA0.001-0.3925-9.75 

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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