Individual Calculations October 2021
 Jacob, Sydney J  Total change: 4.60  Rating chartPersonal card
 26th 4NCL Congress Major Leamington Spa ENG 2021-09-10
RcRownchangeKK*chgGame
 1614 1785 3.00 4 0.23 20 4.60 
  Sloan, Cecil 1446 USA1.0010.12202.40 
  Di-Vetta, Andrew 1732 WLS0.501-0.0720-1.40 
  Macphail, Kieran 1449 ENG0.501-0.3820-7.60 
  Taylor, Robert G 1827 WLS1.0010.562011.20 

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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