Individual Calculations July 2009
 Brandt, Joachim  Total change: 0.45  Rating chartPersonal card
 Deutsche Amateurmeisterschaft B Magdeburg GER 2009-05-01
RcRownchangeKK*chgGame
 2021 1924 1.50 4 0.03 15 0.45 
  Hilker, Bjoern 2022 GER0.001-0.3715-5.55 
  Fritz, Axel 1996 GER1.0010.60159.00 
  Hagermann, Hermann 2043 GER0.5010.16152.40 
  Brueggemann, Florian 2023 GER0.001-0.3615-5.40 

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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