Individual Calculations February 2013
 Walter, Peter M.  Total change: -24.30  Rating chartPersonal card
 29. Open International de Geneve A Geneva SUI 2012-12-26
RcRownchangeKK*chgGame
 1874 1876 2.00 7 -1.62 15 -24.30 
  Preissmann, Emmanuel f2231 SUI0.001-0.1115-1.65 
  Murati, Shkelzen 2089 SUI0.001-0.2315-3.45 
  Rubinstein, Michel 1755 FRA0.001-0.6615-9.90 
  Nawrocki, Bronislaw 1793 SUI0.001-0.6115-9.15 
  Hofmann, Colin 1722 SUI1.0010.29154.35 
  Miralles, Loic 1728 FRA1.0010.30154.50 
  De Kalbermatten, Adrien 1802 SUI0.001-0.6015-9.00 

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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