Individual Calculations September 2011
 Salimbeni, George P W  Total change: -6.15  Rating chartPersonal card
 British Championship 2011 Sheffield ENG 2011-07-25
RcRownchangeKK*chgGame
 2207 2150 4.00 10 -0.41 15 -6.15 
  Zhou, Yang-Fan m2444 ENG0.5010.35155.25 
  Pert, Nicholas g2550  * ENG0.001-0.0815-1.20 
  Summerscale, Aaron P g2415 ENG0.001-0.1815-2.70 
  Shaw, Peter 2163 ENG0.5010.02150.30 
  Dines, Sheila J 1889 ENG0.501-0.3215-4.80 
  Haria, Ravi 2073 ENG0.501-0.1115-1.65 
  O`Toole, George E 2185 ENG0.001-0.4515-6.75 
  Waterfield, John W 1992 ENG1.0010.29154.35 
  Constantinou, Peter f2292 ENG0.5010.19152.85 
  Hegarty, Sarah N wf2065 ENG0.501-0.1215-1.80 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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