Individual Calculations April 2020
 Talsma, Paul  Total change: -10.80  Rating chartPersonal card
 2019/20 4NCL Div 2 Rounds 1 - 2 Daventry ENG 2020-02-29
RcRownchangeKK*chgGame
 2129 2144 0.50 2 -0.54 20 -10.80 
  Arnott, Jonathan W c2124 ENG0.501-0.0320-0.60 
  Payne, Matthew J 2134 ENG0.001-0.5120-10.20 

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)
 

 

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