Individual Calculations February 2019
 Gamsa, Mark  Total change: -20.40  Rating chartPersonal card
 42. Weihnachtsopen 2018 - Allgemein Zurich SUI 2018-12-26
RcRownchangeKK*chgGame
 1760 1938 4.50 7 -0.51 40 -20.40 
  Ulrich, Thomas 1672 GER0.001-0.8240-32.80 
  Zweifel, Werner 1571 SUI1.0010.10404.00 
  Niederberger, Raphael 1681 SUI1.0010.18407.20 
  Kohler, Werner 1729 SUI1.0010.23409.20 
  Joller, Hans 1819 SUI1.0010.344013.60 
  Rochau, Normen 1888 GER0.501-0.0740-2.80 
  Beney, Eddy 1959 SUI0.001-0.4740-18.80 

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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