Individual Calculations October 2008
 Pert, Richard G  Total change: -15.20  Rating chartPersonal card
 British Championship Liverpool ENG 2008-07-28
RcRownchangeKK*chgGame
 2281 2468 6.50 11 -1.52 10 -15.20 
  Zhou, Yang-Fan 2259 ENG0.001-0.7710-7.70 
  Gregory, Stephen J 2177 ENG0.001-0.8510-8.50 
  Waters, Clive L 2118 ENG1.0010.11101.10 
  Gavriel, Tryfon C 2179 ENG1.0010.16101.60 
  James, Russell A 2225 ENG1.0010.20102.00 
  Hanley, James L 2243 ENG0.501-0.2810-2.80 
  Berry, Stephen H f2363 ENG1.0010.36103.60 
  Kolbus, Dietmar m2393 GER0.501-0.1010-1.00 
  Tiruchirapalli, Venkataramanan 2247 IND0.501-0.2810-2.80 
  Rendle, Thomas E m2363 ENG0.501-0.1410-1.40 
  Hebden, Mark L g2520 ENG0.5010.07100.70 

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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