Individual Calculations January 2013
 Dror, Levi  Total change: 31.50  Rating chartPersonal card
 London Chess Classic 2012: Open London ENG 2012-12-01
RcRownchangeKK*chgGame
 2058 1782 3.50 8 2.10 15 31.50 
  Tozer, Philip A A 2176 ENG0.001-0.0815-1.20 
  Wan Nawawi, Wan Mohd Fazli 2001 MAS1.0010.781511.70 
  Friedland, Jon S c2125 ENG0.001-0.1215-1.80 
  Obiamiwe, Paul 1997 NGR1.0010.771511.55 
  White, Alastair F 2112 SCO0.001-0.1215-1.80 
  Calvert, D Ian 1999 ENG0.5010.28154.20 
  Rogers, Tim L 1979 ENG0.5010.25153.75 
  Gregory, Philip J 2071 ENG0.5010.34155.10 

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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