Individual Calculations July 2012
 Collier, David O  Total change: -12.60  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2194 2138 3.50 10 -0.84 15 -12.60 
  Ledger, Stephen C 2107 ENG0.001-0.5415-8.10 
  Anderton, David W c2221 ENG0.001-0.3915-5.85 
  Mladenov, Iliyan D 2221 BUL0.001-0.3915-5.85 
  Purdon, Colin 2093 ENG0.501-0.0615-0.90 
  Flear, Glenn C g2472 ENG0.001-0.1215-1.80 
  Smith, Olivia wf2010 WLS0.501-0.1715-2.55 
  Lindner, Daniel 2217 GER0.001-0.3915-5.85 
  Ruthen, Stephen W 2055 ENG1.0010.39155.85 
  Garrido Dominguez, Jesus m2389 ESP1.0010.811512.15 
  Dickinson, Tim R 2152 ENG0.5010.02150.30 

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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