Individual Calculations April 2009
 Berndt, Walter  Total change: -22.50  Rating chartPersonal card
 2.Pfalz Open Neustadt a.d. Weinstrasse GER 2009-02-15
 2132 2181 3.00 8 -1.50 15 -22.50 
  Donchenko, Anatoly m2374 GER0.001-0.2515-3.75 
  Voss, Julian 1980 GER1.0010.24153.60 
  Nekrasov, Michail m2372 UKR0.001-0.2515-3.75 
  Erben, Larissa 1990 GER0.001-0.7515-11.25 
  Schwetje, Siegfried 1985 GER1.0010.25153.75 
  Scholz, Herbert, Dr. 1979 GER1.0010.24153.60 
  Armbrust, Florian f2321 GER0.001-0.3115-4.65 
  Gruenter, Martin 2053 GER0.001-0.6715-10.05 

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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