Individual Calculations September 2009
 Sugden, John N  Total change: 17.55  Rating chartPersonal card
 British Championships Torquay ENG 2009-07-27
RcRownchangeKK*chgGame
 2231 2217 6.50 11 1.17 15 17.55 
  Kolbus, Dietmar m2383 GER0.5010.22153.30 
  Rocks, Daniel 2037 SCO0.501-0.2415-3.60 
  Reynolds, D Ian W 2092 ENG0.501-0.1715-2.55 
  Yeo, Michael J 2136 ENG1.0010.39155.85 
  Greet, Andrew N m2443 ENG0.5010.29154.35 
  Rendle, Thomas E m2377 ENG0.001-0.2915-4.35 
  Bonafont, Philip R 2124 ENG0.501-0.1315-1.95 
  Galliano, Alexander 2050 ENG1.0010.28154.20 
  Cobb, James m2432 WLS0.5010.27154.05 
  Birtwistle, Nigel 2186 ENG0.501-0.0415-0.60 
  Storey, Charles H 2279 ENG1.0010.59158.85 

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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