Individual Calculations March 2020
 Juergens, Achim  Total change: 15.60  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2019-2020 Q4 C Hamburg GER 2020-01-31
RcRownchangeKK*chgGame
 1836 1868 3.50 5 0.78 20 15.60 
  Witte, Volker, Dr. 1805 GER1.0010.41208.20 
  Vahabi, Reza 1811 GER1.0010.42208.40 
  Helms, Finn 1787 GER0.501-0.1120-2.20 
  Weidenhoefer, Max 1889 GER1.0010.532010.60 
  Sturm, Frank 1886 GER0.001-0.4720-9.40 

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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