Individual Calculations February 2014
 Siebel, Holger  Total change: -4.50  Rating chartPersonal card
 23. Erfurter Schachfestival Meisterturnier Erfurt GER 2013-12-26
RcRownchangeKK*chgGame
 2048 1921 2.50 8 -0.15 30 -4.50 
  Jacob, Helmut 2171 GER0.5010.31309.30 
  Hahn, Florian 2089 GER0.001-0.2830-8.40 
  Segerberg, Tomas 1999 SWE0.5010.11303.30 
  Hansch, Stephan 2012 GER0.001-0.3830-11.40 
  Spitzl, Philipp 2069 GER0.001-0.3030-9.00 
  Peschke, Uwe 2036 GER1.0010.663019.80 
  Arndt, Uwe 1975 GER0.5010.08302.40 
  Ditmas, Hugh 2034 GER0.001-0.3530-10.50 

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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