Individual Calculations September 2009
 Sandner, Gunter  Total change: -18.30  Rating chartPersonal card
 Jubilee Open Master 2009 Zurich SUI 2009-08-09
 2133 2263 2.00 5 -1.22 15 -18.30 
  Reich, Nathanael 1938 SUI1.0010.13151.95 
  Strohhaeker, Raoul m2439 GER0.001-0.2715-4.05 
  Studer, Noel 1968 SUI0.501-0.3515-5.25 
  Seyfried, Claus 1965 GER0.501-0.3515-5.25 
  Radovanovic, Jovica f2353 SRB0.001-0.3815-5.70 

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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