Individual Calculations May 2012
 Watson, Darrell A  Total change: -1.80  Rating chartPersonal card
 e2e4 High Wycombe Major March 2012 High Wycombe ENG 2012-03-16
RcRownchangeKK*chgGame
 1863 1764 1.00 3 -0.12 15 -1.80 
  Staples, Daniel J 2000 ENG0.001-0.2015-3.00 
  Head, Louise 1773 ENG1.0010.51157.65 
  Balaji, Ananthanarayanan 1817 ENG0.001-0.4315-6.45 

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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