Individual Calculations February 2023
 McKay, Jonathan  Total change: 26.60  Rating chartPersonal card
 29th 4NCL Congress Open Harrogate ENG 2023-01-20
RcRownchangeKK*chgGame
 2063 1896 2.50 4 1.33 20 26.60 
  Mosnegutu, Klauss 2214 ROU1.0010.872017.40 
  Walker, Martin G f2100 ENG0.5010.26205.20 
  Ther, Mate 1953 ENG0.5010.08201.60 
  Chan, Sheng Liang Bernard 1986 MAS0.5010.12202.40 

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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