Individual Calculations January 2009
 Wortmann, Jonas  Total change: -15.45  Rating chartPersonal card
 5.Nibelungen Open Worms GER 2008-10-02
RcRownchangeKK*chgGame
 1822 2004 2.50 5 -1.03 15 -15.45 
  Siegel, Rainer 1694 GER0.001-0.8615-12.90 
  Meurer, Hans Guenter 1681 GER0.001-0.8715-13.05 
  Ploetz, Hans-Juergen 1654 GER1.0010.11151.65 
  Foskanyan, Serschik 1887 GER1.0010.34155.10 
  Boos, Markus 2194 GER0.5010.25153.75 

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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