Individual Calculations February 2020
 Siebel, Holger  Total change: -20.60  Rating chartPersonal card
 29. Erfurter Schachfestival Hauptturnier Erfurt GER 2019-12-26
RcRownchangeKK*chgGame
 1663 1861 5.00 8 -1.03 20 -20.60 
  Heun, Andreas 1648 GER0.501-0.2720-5.40 
  Brandt, Wolfgang 1612 GER0.501-0.3120-6.20 
  Niebur, Thorben Carl 1663 GER1.0010.24204.80 
  Bodling, Florian 1592 GER0.001-0.8320-16.60 
  Wilk, David 1635 GER0.501-0.2920-5.80 
  Kroh, Christian 1709 GER1.0010.30206.00 
  Udaykumar, Arunn Mark 1698 GER0.501-0.2220-4.40 
  Deschner, Juergen 1750 GER1.0010.35207.00 

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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