Individual Calculations November 2010
 Trefzer, Erhard  Total change: -3.30  Rating chartPersonal card
 12.Bad Wildbader Herbst-Open 2010 Senioren Bad Wildbad GER 2010-10-01
RcRownchangeKK*chgGame
 2028 2101 4.50 8 -0.22 15 -3.30 
  Polifka, Wilfried 1821 GER1.0010.16152.40 
  Weber, Gerhard, Dr. 1907 GER1.0010.25153.75 
  Kelchner, Hans 2178 GER0.001-0.3915-5.85 
  Cerff, Peter 1971 GER0.501-0.1815-2.70 
  Gerstenberger, Heinz 2150 GER0.5010.07151.05 
  Fronczek, Heinrich f2244 GER0.001-0.3115-4.65 
  Heymann, Walter 1870 GER0.501-0.2915-4.35 
  Kaufmann, Helmut 2083 GER1.0010.47157.05 

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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