Individual Calculations February 2020
 Keller, Dirk  Total change: 2.80  Rating chartPersonal card
 NRW-Klasse 1 2019/2020 January 2020 various GER 2020-01-12
RcRownchangeKK*chgGame
 2057 2008 0.50 1 0.07 40 2.80 
  Danielmeier, Ralf 2057 GER0.5010.07402.80 

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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