Individual Calculations December 2023
 Davies, Peter L  Total change: 2.40  Rating chartPersonal card
 2023 Birmingham Open Birmingham ENG 2023-11-25
RcRownchangeKK*chgGame
 1772 1880 2.00 3 0.12 20 2.40 
  Dewangan, Aayush 1584 ENG1.0010.15203.00 
  Fowler, Hugo 1950 WLS1.0010.602012.00 
  Larkin, Benjamin 1782 ENG0.001-0.6320-12.60 

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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