Individual Calculations September 2009
 Shabtai, Ran  Total change: -7.05  Rating chartPersonal card
 ISR 2nd League South 2009 Various ISR 2009-01-08
RcRownchangeKK*chgGame
 2123 2271 3.00 5 -0.47 15 -7.05 
  Yartsev, Pavel 2161 ISR1.0010.35155.25 
  Punskij, Valery 2195 UKR0.001-0.6015-9.00 
  Alperovich, Asher 2148 ISR1.0010.33154.95 
  Freidzon, Dani 2099 ISR0.001-0.7315-10.95 
  Har-Even, Abir 2010 ISR1.0010.18152.70 

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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