Individual Calculations February 2020
 Wirthwein, Clark  Total change: -18.00  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2019-2020 Q3 F Potsdam GER 2020-01-03
RcRownchangeKK*chgGame
 1293 1280 1.00 3 -0.45 40 -18.00 
  Grosse Austing, Bernhard 1201 GER1.0010.394015.60 
  Boecker, Marcus 1318 GER0.001-0.4540-18.00 
  Schmidt, Luise 1360 GER0.001-0.3940-15.60 

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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