Individual Calculations February 2020
 Cordes, Klaus  Total change: -1.40  Rating chartPersonal card
 29. Erfurter Schachfestival Meisterturnier Erfurt GER 2019-12-26
RcRownchangeKK*chgGame
 2068 2118 4.50 8 -0.07 20 -1.40 
  Niedzielski, Lars 1939 GER0.501-0.2320-4.60 
  Guenther, Thomas 1980 GER0.501-0.1920-3.80 
  Schenk, Stefan 2009 GER1.0010.35207.00 
  Langheinrich, Ferenc m2378 GER0.001-0.1820-3.60 
  Hansson, Hakan 1960 SWE1.0010.29205.80 
  Rahimi, Rahim 1945 GER0.501-0.2320-4.60 
  Derichs, Roger f2311 GER0.001-0.2520-5.00 
  Petri, Wolfgang 2023 GER1.0010.37207.40 

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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