Individual Calculations January 2016
 Fraser, Alan R  Total change: -2.40  Rating chartPersonal card
 CCF DAYTIME CHESS CLUB 2015-16 DECEMBER London ENG 2015-12-02
RcRownchangeKK*chgGame
 1373 1459 0.50 1 -0.12 20 -2.40 
  Selby, Keith 1373 ENG0.501-0.1220-2.40 

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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