Individual Calculations June 2022
 Ykema, Wim  Total change: -13.60  Rating chartPersonal card
 Dutch Team Competition 2021-2022 - Klasse 5 Round 4 various NED 2022-05-21
RcRownchangeKK*chgGame
 1657 1938 0.50 1 -0.34 40 -13.60 
  Boer, Jan 1657 NED0.501-0.3440-13.60 

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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