Individual Calculations May 2022
 De Jong, Sebastiaan  Total change: -28.40  Rating chartPersonal card
 DD Den Haag Open Schaakkampioenschap 2022 Round 4-7 Den Haag NED 2022-03-30
RcRownchangeKK*chgGame
 1525 1848 0.50 1 -0.37 40 -14.80 
  Kumar, Prayan Sai 1525 NED0.501-0.3740-14.80 

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)
 
 Dutch Team Competition 2021-2022 - Klasse 4 Round 8 various NED 2022-04-02
RcRownchangeKK*chgGame
 1973 1852 0.00 1 -0.34 40 -13.60 
  Schuur, Jan 1973 NED0.001-0.3440-13.60 

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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