Individual Calculations April 2009
 Poirier, Luc  Total change: 11.25  Rating chartPersonal card
 107e open international Club 608 Paris FRA 2009-02-14
RcRownchangeKK*chgGame
 1852 1700 3.00 7 0.75 15 11.25 
  Lorente, Philippe 1546 FRA1.0010.29154.35 
  Saunier, Serge 1896 FRA0.001-0.2515-3.75 
  Aliphat, Pierre 1612 FRA1.0010.38155.70 
  Gaulupeau, Pascal 1983 FRA0.001-0.1615-2.40 
  Bernabeu, Xavier 1958 FRA1.0010.821512.30 
  Bourbon, Bernard 1927 FRA0.001-0.2115-3.15 
  Nguyen, Vincent 2039 FRA0.001-0.1215-1.80 

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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