Individual Calculations February 2023
 Salisbury, Paul  Total change: 24.40  Rating chartPersonal card
 29th 4NCL Congress Major Harrogate ENG 2023-01-20
RcRownchangeKK*chgGame
 1772 1657 2.00 4 0.61 40 24.40 
  Dean, Robert A 1739 ENG0.001-0.3940-15.60 
  Cooper, Malcolm H 1789 ENG1.0010.684027.20 
  Ward, William 1850 ENG0.5010.254010.00 
  Livesey, R Nigel 1709 ENG0.5010.07402.80 

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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