Individual Calculations June 2023
 Boughen, Andrew  Total change: -14.00  Rating chartPersonal card
 2022/23 4NCL Division 3 East Rounds 9-11 Milton Keynes ENG 2023-04-29
RcRownchangeKK*chgGame
 1857 1802 0.50 2 -0.35 40 -14.00 
  Trevelyan, John 1865 WLS0.5010.09403.60 
  Gibbs, Dominic V 1848 ENG0.001-0.4440-17.60 

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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