Individual Calculations September 2009
 Lukasiewicz, Grzegorz  Total change: 5.25  Rating chartPersonal card
 24e Open International d'Avoine Avoine FRA 2009-07-18
RcRownchangeKK*chgGame
 2237 2259 2.00 3 0.35 15 5.25 
  Demoulin, Paul 1983 BEL1.0010.17152.55 
  Menager, Erwan 2072 FRA1.0010.26153.90 
  Fedorchuk, Sergey A. g2655 UKR0.001-0.0815-1.20 

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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