Individual Calculations December 2022
 John, Volkmar  Total change: -9.60  Rating chartPersonal card
 Heusenstamm Sparkassen Open 2022 A Heusenstamm GER 2022-11-17
RcRownchangeKK*chgGame
 1904 1642 0.50 5 -0.48 20 -9.60 
  Stuemer, Paul 2009 GER0.5010.40208.00 
  Weil, Volker 2031 GER0.001-0.0920-1.80 
  Trumpp, Lothar 1915 GER0.001-0.1720-3.40 
  Koholka, Jan 1750 GER0.001-0.3520-7.00 
  Minor, Dieter 1817 GER0.001-0.2720-5.40 

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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