Individual Calculations September 2021
 Coellen, Bjoern  Total change: 21.60  Rating chartPersonal card
 Wuerttembergische Mannschaftsmeisterschaft 2021 Schorndorf GER 2021-08-13
 1914 1875 2.00 2 1.08 20 21.60 
  Taras, Simon 1737 GER1.0010.31206.20 
  Frick, Christoph f2090 GER1.0010.772015.40 

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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