Individual Calculations February 2015
 Zweifel, Werner  Total change: -48.00  Rating chartPersonal card
 38. Zurich Weihnachtsopen Allgemein Zurich SUI 2014-12-26
RcRownchangeKK*chgGame
 1631 1593 1.00 5 -1.20 40 -48.00 
  Krebs, Samuel 1783 SUI0.001-0.2540-10.00 
  Rueegg, Rene 1755 SUI0.001-0.2940-11.60 
  Gueldenapfel, Thomas 1272 SUI1.0010.13405.20 
  Misic, Andrija 1705 SUI0.001-0.3540-14.00 
  Barczyk, Janusz 1639 SUI0.001-0.4440-17.60 

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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