Individual Calculations December 2018
 Fletcher, John  Total change: -13.40  Rating chartPersonal card
 2018/19 4NCL Div 4 Rounds 1 - 2 Daventry ENG 2018-11-17
RcRownchangeKK*chgGame
 1933 1997 0.50 2 -0.67 20 -13.40 
  Smith, Olivia wf2019 WLS0.5010.03200.60 
  Dias, Savin 1846 ENG0.001-0.7020-14.00 

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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