Individual Calculations March 2010
 Wiezer, Siegfried  Total change: -3.15  Rating chartPersonal card
 34.Potsdamer Weihnachtsturnier Potsdam GER 2009-12-27
RcRownchangeKK*chgGame
 2094 2037 1.50 4 -0.21 15 -3.15 
  Rietze, Clemens 2186 GER0.001-0.3015-4.50 
  Brinckmann, Dieter 1819 GER1.0010.22153.30 
  Trenner, Rolf 2280 GER0.5010.30154.50 
  Welz, Peter, Dr. f2090 GER0.001-0.4315-6.45 

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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