Individual Calculations May 2012
 Zawadka, Andrzej  Total change: -21.60  Rating chartPersonal card
 Lower Silesian Ligues Lower Silesia POL 2011-10-31
RcRownchangeKK*chgGame
 1851 2021 0.00 1 -0.72 30 -21.60 
  Witkowski, Krzysztof 1851 POL0.001-0.7230-21.60 

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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