Individual Calculations September 2011
 Cumbers, Paul  Total change: -8.55  Rating chartPersonal card
 British Championship - Major Open 2011 Sheffield ENG 2011-07-25
RcRownchangeKK*chgGame
 1985 2166 6.00 9 -0.57 15 -8.55 
  Johnson, Paul A 1917 ENG1.0010.19152.85 
  Weller, Jean-Luc 1977 ENG0.001-0.7515-11.25 
  Burke, Mitchell R 1900 ENG1.0010.18152.70 
  Walker, Samuel A 1957 ENG0.501-0.2715-4.05 
  Armstrong, William G 1951 ENG1.0010.23153.45 
  Patel, Shyamal C 1992 ENG0.501-0.2315-3.45 
  Rabbitte, Dominic M 2006 ENG1.0010.29154.35 
  Sugden, John N 2172 ENG0.001-0.4915-7.35 
  O`Neill, Jon 1996 SLE1.0010.28154.20 

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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