Individual Calculations February 2019
 Hertel-Mach, Frank  Total change: 60.00  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2018-2019 Q3 C Potsdam GER 2019-01-04
RcRownchangeKK*chgGame
 1910 1838 3.50 5 1.50 40 60.00 
  Rosenberg, Oliver 1986 GER0.5010.20408.00 
  Hartung, Lothar 1902 GER1.0010.594023.60 
  Greber, Andreas 1887 GER0.001-0.4340-17.20 
  Sturm, Frank 1878 GER1.0010.564022.40 
  Barisch, Florian 1897 GER1.0010.584023.20 

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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