Individual Calculations January 2010
 Storey, Charles H  Total change: -23.70  Rating chartPersonal card
 London Chess Classic Open London ENG 2009-12-08
RcRownchangeKK*chgGame
 2099 2292 3.50 7 -1.58 15 -23.70 
  Millward, Kevin P 1942 ENG1.0010.11151.65 
  Loeffler, Stefan m2416 GER0.001-0.3315-4.95 
  Player, Edmund C 2149 ENG0.001-0.6915-10.35 
  Roberts, David L 2119 ENG1.0010.27154.05 
  Rodriguez Fonseca, Jorge 2032 ESP0.501-0.3215-4.80 
  Lenier, Jude 1892  * ENG0.001-0.9215-13.80 
  Casiot, David J 2143 ENG1.0010.30154.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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