Individual Calculations April 2009
 Kuhn, Gerhard  Total change: -7.05  Rating chartPersonal card
 25. Internationales Boeblinger Open Gruppe A Boeblingen GER 2008-12-26
RcRownchangeKK*chgGame
 2095 2089 3.50 8 -0.47 15 -7.05 
  Jugelt, Tobias 2394 GER0.001-0.1415-2.10 
  Marquardt, Sven 1878 GER0.501-0.2715-4.05 
  Hilbenz, Guntram, Dr. 2002 GER1.0010.38155.70 
  Kazakos, Emmanouil 1985 GRE1.0010.36155.40 
  Vaysberg, Alexander 2156 GER0.5010.09151.35 
  Rosner, Jonas 2179 GER0.001-0.3815-5.70 
  Riedel, Holger, Dr 2223 GER0.001-0.3215-4.80 
  Tiemann, Tobias 1945 GER0.501-0.1915-2.85 

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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