Individual Calculations March 2023
 Breed, Greg J  Total change: -0.60  Rating chartPersonal card
 2022/23 4NCL Division 4 Rounds 5-6 Daventry ENG 2023-02-04
RcRownchangeKK*chgGame
 1770 1783 1.00 2 -0.03 20 -0.60 
  Shek, Daniel 1554 ENG0.001-0.7920-15.80 
  Ireland, David J 1986 ENG1.0010.762015.20 

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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