Individual Calculations November 2021
 De Weerd, Warner  Total change: 7.60  Rating chartPersonal card
 Dutch Team Competition 2021-2022 - Klasse 2 Round 2 various NED 2021-10-09
RcRownchangeKK*chgGame
 2031 2119 1.00 1 0.38 20 7.60 
  Reedijk, Peter 2031 NED1.0010.38207.60 

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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