Individual Calculations April 2008
 Troyke, Doreen  Total change: 9.75  Rating chartPersonal card
 31. Zurich Weihnachtsturnier Zurich SUI 2007-12-26
RcRownchangeKK*chgGame
 2225 2151 3.50 7 0.65 15 9.75 
  Lendwai, Reinhard m2423 AUT0.001-0.1715-2.55 
  Desboeufs, Alexandre 2046 SUI0.501-0.1415-2.10 
  Gehrke, Rolf 2050 GER1.0010.36155.40 
  Hugentobler, Patrick 2277 SUI0.5010.17152.55 
  Modler, Dr. Andreas 2242 GER0.5010.12151.80 
  Schaufelberger, Heinz f2332 SUI1.0010.741511.10 
  Rosenthal, Jonathan 2204 SUI0.001-0.4315-6.45 

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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