Individual Calculations April 2009
 Burrows, Martin P  Total change: 10.20  Rating chartPersonal card
 Uxbridge Open Uxbridge ENG 2009-02-20
RcRownchangeKK*chgGame
 2052 2206 3.50 4 0.68 15 10.20 
  Adair, James 2074 ENG0.501-0.1815-2.70 
  Pleasants, Allan J 2080 ENG1.0010.33154.95 
  Coates, David H 2014 ENG1.0010.25153.75 
  Seymour, Timothy P 2040 ENG1.0010.28154.20 

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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