Individual Calculations April 2009
 Schaefer, Lutz, Dr.  Total change: -69.25  Rating chartPersonal card
 2.Pfalz Open Neustadt a.d. Weinstrasse GER 2009-02-15
 1998 2081 1.50 7 -2.77 25 -69.25 
  Chernov, Vadim m2431 ROU0.001-0.1125-2.75 
  Zwicker, Wolfgang 1805 GER1.0010.17254.25 
  Cevik, Dietmar 2251 GER0.001-0.2825-7.00 
  Schlemminger, Degenhard 1850 GER0.001-0.7925-19.75 
  Kuehnast, Volker 1855 GER0.501-0.2925-7.25 
  Biedinger, Christian 1929 GER0.001-0.7025-17.50 
  Densing, Gerd 1866 GER0.001-0.7725-19.25 

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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