Individual Calculations January 2011
 Eggleston, David J  Total change: -4.05  Rating chartPersonal card
 London Chess Classic Open London ENG 2010-12-08
RcRownchangeKK*chgGame
 2192 2307 5.50 9 -0.27 15 -4.05 
  Boger, Raymond 1952 NOR0.501-0.3915-5.85 
  Vachtfeidl, Petr 2039 CZE1.0010.17152.55 
  Tozer, Philip A A 2123 ENG0.501-0.2415-3.60 
  Wheldon, Philip 2125 ENG1.0010.26153.90 
  Slavin, Alexei m2425 RUS0.001-0.3415-5.10 
  Yeo, Michael J 2183 ENG0.501-0.1715-2.55 
  Maduekwe, Chiedu 2185 NGR1.0010.33154.95 
  Ledger, Dave J f2261 ENG1.0010.44156.60 
  Grover, Sahaj m2432 IND0.001-0.3315-4.95 

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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