Individual Calculations May 2019
 Jap Tjoen San, Linda  Total change: 7.40  Rating chartPersonal card
 Dutch Team Competition 2018-2019 Klasse 3D Round 8 various NED 2019-04-13
 1949 2041 1.00 1 0.37 20 7.40 
  Dambrink, Wouter 1949 NED1.0010.37207.40 

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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