Individual Calculations September 2009
 Hobuss, Wolfgang  Total change: -34.05  Rating chartPersonal card
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
 2099 2117 2.50 9 -2.27 15 -34.05 
  Scalcione, Michelangelo f2389 ITA0.5010.33154.95 
  Brendel, Oliver m2375 SUI0.001-0.1815-2.70 
  Antognini, Francesco 2236 SUI0.001-0.3415-5.10 
  Schaffner, David 1989 SUI0.501-0.1715-2.55 
  Winkler, Stefan 1875 GER0.501-0.3015-4.50 
  Remensberger, Hansuli 1979 SUI0.001-0.6915-10.35 
  Kube, Hannelore 2000 GER0.501-0.1615-2.40 
  Isler, Peter 2018 SUI0.501-0.1415-2.10 
  Corti, Massimo 2029 ITA0.001-0.6215-9.30 

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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