Individual Calculations November 2009
 Zerfass, Otfried  Total change: 4.35  Rating chartPersonal card
 17.Blankenburger Schachturnier Blankenburg GER 2009-10-02
RcRownchangeKK*chgGame
 1869 2009 3.00 4 0.29 15 4.35 
  Vonhoff, Joerg 1722 GER1.0010.16152.40 
  Fleischmann, Torsten 1891 GER1.0010.34155.10 
  Perkampus, Lars 1984 GER0.501-0.0315-0.45 
  Buecker, Timo 1878 GER0.501-0.1815-2.70 

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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