Individual Calculations April 2013
 Watson, Darrell A  Total change: -14.10  Rating chartPersonal card
 e2e4 High Wycombe U2000 March 2013 High Wycombe ENG 2013-03-08
RcRownchangeKK*chgGame
 1709 1775 2.00 5 -0.94 15 -14.10 
  Gibbs, Dominic V 1960 ENG0.001-0.2615-3.90 
  Chellappah, Kuhan 1638 ENG0.001-0.6815-10.20 
  Colter, Nigel 1731 ENG1.0010.44156.60 
  Steele, Beatrice 1629 ENG0.001-0.7015-10.50 
  Lavelle, Terry 1587 ENG1.0010.26153.90 

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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