Individual Calculations April 2008
 Obrusnik, Dawid  Total change: -6.15  Rating chartPersonal card
 Raciborz 2008 Raciborz POL 2008-01-12
RcRownchangeKK*chgGame
 2016 1800 0.50 4 -0.41 15 -6.15 
  Kopinski, Tomasz 2031 POL0.001-0.2115-3.15 
  Wodzislawski, Marian 2071 POL0.001-0.1715-2.55 
  Szneider, Kazimierz 1987 POL0.5010.24153.60 
  Wielosz, Jaroslaw 1973 POL0.001-0.2715-4.05 

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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