Individual Calculations February 2013
 Tschurr, Christof  Total change: -17.85  Rating chartPersonal card
 36. Zurich Weihnachtsopen Allgemei Zurich SUI 2012-12-26
RcRownchangeKK*chgGame
 1780 1875 2.50 6 -1.19 15 -17.85 
  Neumann, Horst 1914 GER0.001-0.4515-6.75 
  Birbaum, Hans 1610 SUI1.0010.18152.70 
  Fleischer, Eugen 1992 SUI0.5010.16152.40 
  Wallmueller, Peter 1668 SUI0.501-0.2715-4.05 
  Fuerst, Martin 1900 SUI0.001-0.4715-7.05 
  Zysset, Heinz 1594 SUI0.501-0.3415-5.10 

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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