Individual Calculations July 2008
 Ofek, Ram  Total change: -11.85  Rating chartPersonal card
 ISR 2nd League South 2008 Various ISR 2008-01-03
RcRownchangeKK*chgGame
 2220 2260 2.50 6 -0.79 15 -11.85 
  Lederman, Leon m2312 ISR0.5010.07151.05 
  Kustanovich, Michael 2263 ISR0.5010.00150.00 
  Kraidman, Yair g2277 ISR0.001-0.4815-7.20 
  Porat, Ido f2272 ISR1.0010.52157.80 
  Punskij, Valery 2199 UKR0.001-0.5815-8.70 
  Ben, Tomer 1995 ISR0.501-0.3215-4.80 

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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