Individual Calculations July 2010
 Jones, Christopher M  Total change: 60.25  Rating chartPersonal card
 Four Nations Chess League (4NCL) Various ENG 2009-10-24
RcRownchangeKK*chgGame
 2003 1964 6.00 8 2.41 25 60.25 
  Holland, James P 1943 ENG0.501-0.0325-0.75 
  Freeman, Richard C P 2061 ENG0.5010.13253.25 
  Thurlow, Kevin J c2070 ENG1.0010.642516.00 
  Gilbert, Jonathan A 2058 WLS1.0010.632515.75 
  James, Ann-Marie wf2050 ENG0.5010.12253.00 
  Bayliss, Lyall C P 1960 ENG1.0010.492512.25 
  Burke, Mitchell R 1883 ENG0.501-0.1125-2.75 
  Stayt, James N 1996 ENG1.0010.542513.50 

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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