Individual Calculations July 2009
 Wirz, Heinz  Total change: -10.35  Rating chartPersonal card
 SSB-Bundesturnier OLTEN SUI 2009-05-21
RcRownchangeKK*chgGame
 1977 2131 3.50 6 -0.69 15 -10.35 
  Butzerin, Juerg 1936 SUI0.001-0.7515-11.25 
  Keller, Peter 1876 SUI0.501-0.3115-4.65 
  Steenhuis, Jan 1996 SUI1.0010.32154.80 
  Balacek, Tadeas 2041 CZE0.001-0.6215-9.30 
  Jud, Marc 2002 SUI1.0010.33154.95 
  Loeffelhardt, Friedhelm 2012 SUI1.0010.34155.10 

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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