Individual Calculations September 2009
 Laurent, Jean-Pierre  Total change: -4.50  Rating chartPersonal card
 15e Festival International de Chambery - Open A Chambery FRA 2009-08-01
RcRownchangeKK*chgGame
 1951 1813 2.00 7 -0.30 15 -4.50 
  Dujardin, Franck 2090 FRA0.5010.33154.95 
  Py, Walter 2121 FRA0.001-0.1415-2.10 
  Pytel, Bozena wm1957 FRA0.001-0.3115-4.65 
  Bordet, Jacky 1721 FRA1.0010.37155.55 
  Lupo, Francesco 1929 ITA0.001-0.3415-5.10 
  Lopez, Gerard 1965 FRA0.001-0.3015-4.50 
  Marigny, Damien 1877 FRA0.5010.09151.35 

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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