Individual Calculations February 2020
 Bader, Dominic  Total change: -15.00  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2019-2020 Q3 B Potsdam GER 2020-01-03
RcRownchangeKK*chgGame
 1936 2029 0.50 2 -0.75 20 -15.00 
  Brunk, Dirk 1949 GER0.501-0.1120-2.20 
  Kottke, Steffen 1923 GER0.001-0.6420-12.80 

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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