Individual Calculations January 2010
 Trachsel, Peter  Total change: -15.00  Rating chartPersonal card
 Luzerner Open 2009 Luzern SUI 2009-10-29
RcRownchangeKK*chgGame
 2054 1945 1.50 7 -1.00 15 -15.00 
  Ilandzis, Spyridon 2192 GRE0.001-0.1915-2.85 
  Businger, Paul 2111 SUI1.0010.721510.80 
  Schneuwly, Achim 2119 SUI0.5010.23153.45 
  Gabersek, Albert 2077 SUI0.001-0.3215-4.80 
  El-Mais, Ibaa 2004 SUI0.001-0.4215-6.30 
  Paul, Mathias 1981 GER0.001-0.4515-6.75 
  Keller, Peter 1896 SUI0.001-0.5715-8.55 

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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