Individual Calculations October 2021
 Roos, Adrian  Total change: 12.60  Rating chartPersonal card
 Belgian Interclubs 2019-2020 Round 11 bis Various places BEL 2021-09-12
RcRownchangeKK*chgGame
 2189 2294 1.00 1 0.36 20 7.20 
  Prudlo, Simon 2189 GER1.0010.36207.20 

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)
 
 Dutch Team Competition 2021-2022 - Meesterklasse Round 1 various NED 2021-09-18
RcRownchangeKK*chgGame
 2121 2294 1.00 1 0.27 20 5.40 
  Boer, Alef 2121 NED1.0010.27205.40 

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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