Individual Calculations December 2014
 Wortmann, Klaus Peter  Total change: -25.40  Rating chartPersonal card
 Deutsche Amateurmeisterschaft 2014/15 2(6) Gruppe B Magdeburg GER 2014-11-21
RcRownchangeKK*chgGame
 1987 2100 2.00 5 -1.27 20 -25.40 
  Maetzkow, Maximilian Paul 2021 GER0.001-0.6120-12.20 
  Maczkowiak, Thomas 1956 GER0.501-0.1920-3.80 
  Fenner, Martin 1975 GER1.0010.33206.60 
  Heise, Juergen 2022 GER0.001-0.6120-12.20 
  Boehm, Christian 1962 GER0.501-0.1920-3.80 

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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