Individual Calculations September 2009
 Kedzierski, Slawomir  Total change: 12.00  Rating chartPersonal card
 20th NATO Chess Championship Hammelburg GER 2009-06-15
RcRownchangeKK*chgGame
 2108 2069 3.50 6 0.80 15 12.00 
  Helbig, Mark f2337 GER0.5010.33154.95 
  Erhan, Ersin 1928 TUR0.001-0.6915-10.35 
  Le Fevre, Stephen 1864 ENG1.0010.24153.60 
  Schott, Guido 2196 GER1.0010.671510.05 
  Alaslar, Devrim 2135 TUR0.001-0.4115-6.15 
  Nielsen, Rene 2187 DEN1.0010.66159.90 

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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