Individual Calculations September 2009
 Lewczuk, Antoni  Total change: 5.25  Rating chartPersonal card
 V Mielenska Perla Baltyku B Lazy POL 2009-06-21
RcRownchangeKK*chgGame
 1871 1636 1.00 3 0.35 15 5.25 
  Przerwa, Waldemar 1869 POL0.5010.29154.35 
  Hasinski, Krystian 1985 POL0.001-0.1115-1.65 
  Skwarun, Wojciech 1758 POL0.5010.17152.55 

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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