Individual Calculations October 2008
 Williamson, Roger G  Total change: 4.80  Rating chartPersonal card
 British Championship Liverpool ENG 2008-07-28
RcRownchangeKK*chgGame
 2224 2169 5.00 11 0.32 15 4.80 
  Auckland, Elliott 1990 ENG0.001-0.7315-10.95 
  McCullough, Simon L 1909 ENG1.0010.18152.70 
  Knott, Simon J B m2364 ENG0.5010.25153.75 
  Horner, Jeff m2372 ENG0.001-0.2415-3.60 
  Mason, Donald J 2268 ENG1.0010.64159.60 
  Barrett, Stephen J 2251 ENG0.5010.11151.65 
  Buckley, Graeme N m2401 ENG0.001-0.2115-3.15 
  Lyell, Mark f2232 ENG1.0010.59158.85 
  Ledger, Dave J f2260 ENG0.001-0.3815-5.70 
  James, David J f2177 WLS1.0010.51157.65 
  Hanley, James L 2243 ENG0.001-0.4015-6.00 

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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