Individual Calculations April 2019
 Witte, Volker, Dr.  Total change: 7.80  Rating chartPersonal card
 17. Bayer Open Leverkusen GER 2019-01-07
RcRownchangeKK*chgGame
 1900 1787 3.00 7 0.39 20 7.80 
  Stillger, Bernhard f2187  * GER0.001-0.0820-1.60 
  Schmid, Arnold 1579 GER0.501-0.2720-5.40 
  Breuer, Achim 1552 GER1.0010.21204.20 
  Ziabari, Morteza 1927 GER1.0010.692013.80 
  Wille, Thomas 2096 GER0.001-0.1420-2.80 
  Jiritschka, Wolfgang 1891 GER0.5010.14202.80 
  Vulic, Goran 2067 GER0.001-0.1620-3.20 
 * 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)
 

 

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