Individual Calculations September 2009
 Wahl, Peter  Total change: -25.05  Rating chartPersonal card
 2. Rosen-Open Rapperswil SUI 2009-07-03
RcRownchangeKK*chgGame
 1974 2040 1.00 2 -0.09 15 -1.35 
  Riopelle, Jeffrey 1640  * SUI1.0010.08151.20 
  Habibi, Ali m2308 GER0.001-0.1715-2.55 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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)
 
 Jubilee Open Allgemeines Turnier Zurich SUI 2009-08-09
RcRownchangeKK*chgGame
 1921 2040 1.00 4 -1.58 15 -23.70 
  Britschgi-Zwimpfer, Michele 1788 SUI1.0010.19152.85 
  Neubauer, Kai 2044 ITA0.001-0.4915-7.35 
  Muelli, Thomas 2059 SUI0.001-0.4715-7.05 
  Bonferroni, Thierry 1793 SUI0.001-0.8115-12.15 

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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