Individual Calculations March 2011
 Leuenberger, Urs  Total change: -9.15  Rating chartPersonal card
 34. Zurich Weihnachtsopen Allgemein Zurich SUI 2010-12-26
RcRownchangeKK*chgGame
 1758 2017 1.00 2 -0.61 15 -9.15 
  Barczyk, Janusz 1668 SUI0.001-0.8915-13.35 
  Suwendo, Poedjo 1847 SUI1.0010.28154.20 

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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