Individual Calculations October 2008
 Kochkin, Alexander G  Total change: -2.55  Rating chartPersonal card
 17. Korensky Memorial 2008 open Tambov RUS 2008-08-23
RcRownchangeKK*chgGame
 2195 2297 3.00 5 -0.17 15 -2.55 
  Pecheritsa, Vitaly f2308 RUS0.5010.02150.30 
  Petrov, Alexander V 2195 RUS0.501-0.1415-2.10 
  Seryogin, Peter V 2133 RUS0.001-0.7215-10.80 
  Lomakina, Galja wm2103 RUS1.0010.25153.75 
  Korensky, Sergey 2238 RUS1.0010.42156.30 

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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