Individual Calculations April 2024
 Boettcher, Frank, Dr.  Total change: -16.60  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2023-2024 Q5 C Magdeburg GER 2024-03-01
RcRownchangeKK*chgGame
 1909 1885 1.50 5 -0.83 20 -16.60 
  Koch, Soeren 1938 GER0.5010.07201.40 
  Maes, Patrick 1941 BEL0.001-0.4220-8.40 
  Roeser, Axel 1885 GER0.5010.00200.00 
  Weber, Holger 1869 GER0.001-0.5220-10.40 
  Schilling, Rene 1914 GER0.5010.04200.80 

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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