Individual Calculations April 2023
 Cooper, John G  Total change: -5.00  Rating chartPersonal card
 2022/23 4NCL Division 1 Rounds 7-8 Daventry ENG 2023-03-18
RcRownchangeKK*chgGame
 2157 2255 1.00 2 -0.25 20 -5.00 
  Bisby, Daniel L f2294 ENG1.0010.552011.00 
  Chan, Sheng Liang Bernard 2019 MAS0.001-0.8020-16.00 

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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