Individual Calculations September 2017
 Keddie, David  Total change: 0.00  Rating chartPersonal card
 104th British Championships Over 50 Llandudno ENG 2017-07-30
RcRownchangeRpKK*chgGame
 2047 0 3.00 7 0.00 1997   0.00 
  Clancy, Martin J 1883 ENG1.0010.00 0.00 
  Shepherd, David 1924 ENG0.5010.00 0.00 
  Nunn, John Dm g2581 ENG0.0010.00 0.00 
  Faldon, David J 1911 ENG0.5010.00 0.00 
  Page, Mark E 2124 ENG0.5010.00 0.00 
  Kennedy, Craig 1855 SCO0.5010.00 0.00 
  Fegan, Chris 2052 ENG0.0010.00 0.00 

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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