Individual Calculations October 2008
 Chatelain, Antoine  Total change: -16.25  Rating chartPersonal card
 8ème Open Côte de Jade Pornic FRA 2008-08-01
RcRownchangeKK*chgGame
 1833 1650 0.50 4 -0.65 25 -16.25 
  Coudrain, Jean-Yves 1893 FRA0.001-0.2025-5.00 
  Rasse, Charlotte 1952 FRA0.5010.35258.75 
  Lebreton, Flavien 1939 FRA0.001-0.1625-4.00 
  Lebescond, Philippe 1548 FRA0.001-0.6425-16.00 

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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