Individual Calculations August 2019
 Herring, Sam Ac  Total change: -30.80  Rating chartPersonal card
 22nd 4NCL Congress Open Telford ENG 2019-07-19
RcRownchangeKK*chgGame
 1843 1931 1.50 5 -1.54 20 -30.80 
  Okhai, Shabir 2136 ENG0.001-0.2420-4.80 
  Staples, Daniel J 1992 ENG0.001-0.4220-8.40 
  Sandhu, Manvith 1682 ENG0.501-0.3120-6.20 
  Tarr, Steve F 1686 ENG0.001-0.8020-16.00 
  Van Kemenade, Julie 1719 WLS1.0010.23204.60 

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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