Individual Calculations September 2009
 Zaretsky, Leonid  Total change: -22.95  Rating chartPersonal card
 13. Izmailov's Memorial 2009 open Tomsk RUS 2009-06-24
RcRownchangeKK*chgGame
 2108 2034 1.00 6 -1.53 15 -22.95 
  Aitbayev, Aslan 2384 KAZ0.001-0.1115-1.65 
  Kozganbayev, Erken 2173 KAZ0.001-0.3115-4.65 
  Pavlov, Oleg f2328 RUS0.001-0.1515-2.25 
  Kurbatov, Georgy 1917 RUS0.501-0.1615-2.40 
  Kovalev, Vitaly 1958 RUS0.501-0.1015-1.50 
  Ainutdinova, Ekaterina 1887 KAZ0.001-0.7015-10.50 

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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