Individual Calculations July 2011
 Cobb, James E  Total change: 16.40  Rating chartPersonal card
 4NCL 2011 various ENG 2010-11-06
RcRownchangeKK*chgGame
 2238 2392 6.50 7 1.64 10 16.40 
  Jones, Richard S f2361 WLS1.0010.46104.60 
  Rosen, Daniel B c2125 ENG1.0010.18101.80 
  Spence, David J 2237 ENG0.501-0.2110-2.10 
  Dorrington, Chris J 2263 ENG1.0010.33103.30 
  Spencer, Carl J 2166 ENG1.0010.21102.10 
  Quillan, Gary m2385 ENG1.0010.49104.90 
  Savory, Richard J 2127 ENG1.0010.18101.80 

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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