Individual Calculations March 2022
 Cooper, John G  Total change: -5.20  Rating chartPersonal card
 2021/22 4NCL Division 1 & 2 Rounds 3-4 Daventry ENG 2022-02-12
RcRownchangeKK*chgGame
 2323 2234 0.50 2 -0.26 20 -5.20 
  Berry, Neil f2267 SCO0.5010.05201.00 
  Wells, Peter K g2379 ENG0.001-0.3120-6.20 

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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