Individual Calculations October 2008
 Cogan, Leonid  Total change: 23.75  Rating chartPersonal card
 17. ZMD Open Dresden 2008 Dresden GER 2008-07-19
RcRownchangeKK*chgGame
 2057 1831 2.50 7 0.95 25 23.75 
  Boewer, Roland 2181 GER0.001-0.1125-2.75 
  Schellmann, Frank 2149 GER0.5010.37259.25 
  Mueller, Peter 2011 GER0.001-0.2625-6.50 
  Klein, Raimund 2037 GER1.0010.762519.00 
  Klein, Gereon 1971 GER1.0010.692517.25 
  Kliebe, Harry 2056 GER0.001-0.2225-5.50 
  Cotenescu, Daniil 1996 GER0.001-0.2825-7.00 

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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