Individual Calculations April 2017
 Boehnke, Martin  Total change: 11.60  Rating chartPersonal card
 Regionalliga SV Ruhrgebiet 2016/2017 February 2017 Bochum GER 2017-02-01
RcRownchangeKK*chgGame
 2200 2171 1.50 2 0.58 20 11.60 
  Kemna, Guido 2174 GER0.5010.00200.00 
  Goldschmidt, Christian 2226 GER1.0010.582011.60 

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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