Individual Calculations September 2013
 Collier, David O  Total change: -12.15  Rating chartPersonal card
 British Championship 2013 Torquay ENG 2013-07-29
RcRownchangeKK*chgGame
 2102 2086 3.50 9 -0.81 15 -12.15 
  Eggleston, David J f2363 ENG0.001-0.1715-2.55 
  Eames, Robert S f2244 ENG0.001-0.2915-4.35 
  Emery, Keith 1906 SCO1.0010.26153.90 
  Tavares, Shawn P 2178 TRI1.0010.63159.45 
  Rayner, Francis 2186 WLS0.5010.14152.10 
  Anderson, John 2189 ENG0.001-0.3615-5.40 
  Jones, Steven A 2033 ENG0.001-0.5715-8.55 
  Taylor, Adam C 2001 ENG0.001-0.6215-9.30 
  Wang, Maria 1817 ENG1.0010.17152.55 

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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