Individual Calculations July 2010
 Brown, Alan M  Total change: -12.30  Rating chartPersonal card
 Four Nations Chess League (4NCL) Various ENG 2009-10-24
RcRownchangeKK*chgGame
 2162 2109 3.50 10 -0.82 15 -12.30 
  Higgs, Anthony R J 1967 ENG1.0010.31154.65 
  Hoffman, Hendrik f2252 GER0.001-0.3115-4.65 
  Bellin, Robert m2388 ENG0.001-0.1615-2.40 
  Mansson, James C 2142 ENG0.001-0.4515-6.75 
  James, Russell A 2226 ENG0.5010.16152.40 
  Hutchinson, Norman A 2096 ENG0.501-0.0215-0.30 
  Collier, David O 2125 ENG0.5010.02150.30 
  Arnott, Jonathan W 2154 ENG0.5010.06150.90 
  Bourne, Johnathan D 2073 ENG0.501-0.0515-0.75 
  Simons, Martin J 2200 ENG0.001-0.3815-5.70 

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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