Individual Calculations July 2012
 Cumbers, Paul  Total change: -9.90  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2069 2157 5.50 10 -0.66 15 -9.90 
  Patrick, David A 1953 ENG1.0010.24153.60 
  Weller, Pierre 1987 ENG0.001-0.7215-10.80 
  Davey, Mark 2005 ENG1.0010.30154.50 
  Farrand, Julian T 2123 ENG1.0010.45156.75 
  Lee, Richard Wy 2031 ENG0.001-0.6715-10.05 
  Rosen, Daniel B c2125 ENG0.501-0.0415-0.60 
  Majer, Chris E 2019 ENG0.001-0.6915-10.35 
  Stepanyan, Henrik 1956 ENG0.501-0.2615-3.90 
  Morris, Charles F 2148 WLS1.0010.49157.35 
  Wu, Li 2345 ENG0.5010.24153.60 

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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