Individual Calculations July 2009
 Dureau, Laurent  Total change: 31.50  Rating chartPersonal card
 1er Grand prix de l'Essonne (2e étape) - B Evry FRA 2009-04-19
RcRownchangeKK*chgGame
 2013 1890 4.50 7 2.10 15 31.50 
  Salasc, Yves 1903 FRA1.0010.52157.80 
  Mokri, Siegfried 2049 FRA1.0010.711510.65 
  Talbi, Boumedienne 2111 FRA0.5010.28154.20 
  Simon, Benoit 1895 FRA0.5010.01150.15 
  Gidel, Jean-Louis 2159 FRA0.001-0.1715-2.55 
  Baumhauer, Christian 2076 FRA0.5010.24153.60 
  Stojanovic, Vojislav 1895 FRA1.0010.51157.65 

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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