Individual Calculations April 2008
 Colter, Nigel  Total change: 28.25  Rating chartPersonal card
 London Christmas Open Harrow ENG 2007-12-28
RcRownchangeKK*chgGame
 2030 1757 2.00 5 1.13 25 28.25 
  Hickman, John E 2002 ENG1.0010.802520.00 
  Harborne, Matthew J 2107 ENG0.001-0.1125-2.75 
  Fitzpatrick, Brian 2055 IRL0.001-0.1525-3.75 
  Rabbitte, Liam F 1977 ENG0.5010.28257.00 
  Clegg, Chris R A 2007 ENG0.5010.31257.75 

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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