Individual Calculations September 2013
 Mason, Donald J  Total change: -0.15  Rating chartPersonal card
 British Championship 2013 Torquay ENG 2013-07-29
RcRownchangeKK*chgGame
 2220 2204 5.50 11 -0.01 15 -0.15 
  Armstrong, Malcolm J 2014 ENG1.0010.25153.75 
  Wells, Peter K g2479 ENG0.5010.33154.95 
  Hebden, Mark L g2555 ENG0.001-0.1115-1.65 
  Lenier, Jude A 2119 ENG1.0010.38155.70 
  Jones, Gawain C B g2604  * ENG0.001-0.0815-1.20 
  Mercs, Peter J 2109 ENG0.001-0.6315-9.45 
  Stewart, Ashley 2053 ENG1.0010.30154.50 
  Ball, Laurence 2108 RSA1.0010.37155.55 
  Wadsworth, Matthew J 2136 ENG0.001-0.5915-8.85 
  Batchelor, Peter J 2118 ENG0.501-0.1215-1.80 
  Dilleigh, Stephen P 2121 ENG0.501-0.1115-1.65 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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