Individual Calculations September 2009
 Labbe, Georges  Total change: 24.00  Rating chartPersonal card
 12e Open des Vins du Médoc Naujac sur Mer FRA 2009-06-28
RcRownchangeKK*chgGame
 2019 1795 3.50 8 1.60 15 24.00 
  Quenolle, Philippe 1969 FRA0.5010.23153.45 
  Bissieres, Matthieu 2145 FRA0.001-0.1115-1.65 
  Lanxade, Michel 1839 FRA1.0010.56158.40 
  Colpe, Helge 2117 GER0.5010.37155.55 
  Gautier, Michel 1797 FRA1.0010.50157.50 
  Demuth, Adrien f2145 FRA0.001-0.1115-1.65 
  Zickelbein, Eva-Maria wf2073 GER0.5010.33154.95 
  De Coverly, Roger D 2070 ENG0.001-0.1715-2.55 

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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