Individual Calculations July 2012
 Mason, Donald J  Total change: 15.45  Rating chartPersonal card
 4NCL Various ENG 2011-11-12
RcRownchangeKK*chgGame
 2229 2227 6.50 11 1.03 15 15.45 
  Girdlestone, Paul C 2191 ENG1.0010.45156.75 
  Morris, Gareth L 2105 WLS1.0010.33154.95 
  Ashton, Adam G f2365 ENG0.5010.19152.85 
  Kennaugh, Charles W f2251 ENG0.5010.03150.45 
  Webb, Richard M f2265 ENG0.5010.05150.75 
  Roberson, Peter T 2283 ENG0.001-0.4215-6.30 
  Ivell, Nicholas W 2335 ENG0.5010.15152.25 
  Burrows, Martin P 2167 ENG0.501-0.0815-1.20 
  Gayson, Peter M 2204 ENG0.501-0.0315-0.45 
  Goodger, Martyn 2107 ENG1.0010.34155.10 
  Kwiatkowski, Feliks J c2241 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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