Individual Calculations October 2019
 Robertson, Jim  Total change: -2.40  Rating chartPersonal card
 DCCA Congress 2019 Torquay ENG 2019-08-31
RcRownchangeKK*chgGame
 1881 1576 1.00 7 -0.12 20 -2.40 
  Horton, Justin 1976  * ENG0.001-0.0820-1.60 
  Spanton, Tim R 1881 ENG0.001-0.1420-2.80 
  Wheeler, John F c1976  * ENG0.001-0.0820-1.60 
  French, Angus J 1976  * ENG0.5010.42208.40 
  Fleri, Luke 1647 MLT0.5010.10202.00 
  Fleri, Matthew 1793 MLT0.001-0.2220-4.40 
  Hurst, Eddie 1917 ENG0.001-0.1220-2.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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