Individual Calculations December 2022
 Keller, Harald  Total change: 20.80  Rating chartPersonal card
 European Senior Team Chess Championship 2022 over 65 Dresden GER 2022-10-27
RcRownchangeKK*chgGame
 1989 2030 5.50 8 1.04 20 20.80 
  White, Alastair F 2068 SCO0.5010.05201.00 
  Schroeter, Helmut 2014 GER1.0010.48209.60 
  Keeve, Martin 1931 GER0.501-0.1420-2.80 
  Kolbak, Jens 2175 DEN0.001-0.3120-6.20 
  Steinbach, Wolfgang 1922 GER0.501-0.1520-3.00 
  Reynolds, D Ian W 2006 ENG1.0010.47209.40 
  Schmidt, Hans-Gerd 1859 GER1.0010.27205.40 
  Goepfert, Jochen 1937 GER1.0010.37207.40 

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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