Individual Calculations March 2020
 Schwerdtfeger, Wolfgang  Total change: 1.80  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2019-2020 Q4 D Hamburg GER 2020-01-31
RcRownchangeKK*chgGame
 1663 1766 2.00 3 0.09 20 1.80 
  Rasch, Wolfgang, Dr. 1648 GER1.0010.34206.80 
  Recklies, Volker 1781 GER0.001-0.4820-9.60 
  Hintze, Lobosch 1559 GER1.0010.23204.60 

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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