Individual Calculations September 2009
 Brouri, Mohand Salah  Total change: 1.20  Rating chartPersonal card
 Belgisch Kampioenschap 2009 - Open Saint-Servais (Namur) BEL 2009-07-04
RcRownchangeKK*chgGame
 1909 1988 2.50 4 0.08 15 1.20 
  Roos, David 1789 BEL0.001-0.7615-11.40 
  Watelet, Sylvain 1836 BEL1.0010.30154.50 
  Barbier, Wiebke 1893 BEL1.0010.37155.55 
  Uhoda, Philippe 2117 BEL0.5010.17152.55 

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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