Individual Calculations September 2019
 Meyer, Willfried  Total change: -5.80  Rating chartPersonal card
 Berlin Open 2019 Berlin GER 2019-08-01
RcRownchangeKK*chgGame
 2129 1820 0.00 2 -0.29 20 -5.80 
  Stahr, Ralf-Peter 2197 GER0.001-0.0920-1.80 
  Kirchner, Markus 2061 GER0.001-0.2020-4.00 

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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