Individual Calculations October 2013
 Portmann, Daniel  Total change: -7.05  Rating chartPersonal card
 1. Zuger Schachopen Zug SUI 2013-09-20
RcRownchangeKK*chgGame
 1879 2060 1.00 2 -0.47 15 -7.05 
  Lustenberger, Josef 1863 SUI1.0010.25153.75 
  Schweighoffer, Martin 1894 SUI0.001-0.7215-10.80 

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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