Individual Calculations July 2009
 Samborski, Henryk  Total change: 6.45  Rating chartPersonal card
 Silesian Team Championship woj slaskie POL 2009-01-11
RcRownchangeKK*chgGame
 2159 2187 1.50 2 0.43 15 6.45 
  Surman, Martin 2155 POL0.501-0.0415-0.60 
  Stachanczyk, Jacek 2162 POL1.0010.47157.05 

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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