Individual Calculations January 2009
 Karrer, Peter  Total change: -11.70  Rating chartPersonal card
 8. Winterthurer Schachwoche/Master Open Winterthur SUI 2008-10-03
RcRownchangeKK*chgGame
 2105 1965 1.50 7 -0.78 15 -11.70 
  Wyss, Thomas f2292 SUI0.001-0.1315-1.95 
  Nabavi, Parwis 2120 SUI0.001-0.2915-4.35 
  Egitov, Alexey 2025 RUS0.5010.08151.20 
  Jovanovic, Sladjan 2143 SUI0.001-0.2715-4.05 
  Lapp, Karl 2191 SUI0.001-0.2115-3.15 
  Doenni, Alfred 2010 SUI1.0010.56158.40 
  Torricelli, Arnold 1954 SUI0.001-0.5215-7.80 

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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