Individual Calculations October 2019
 Welling, Gerard  Total change: 0.80  Rating chartPersonal card
 Dutch Team Competition 2019-2020 Klasse 3H Round 1 various NED 2019-09-28
RcRownchangeKK*chgGame
 1908 2301 1.00 1 0.08 10 0.80 
  De Vries, Leon 1908 NED1.0010.08100.80 

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)
 

 

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