Individual Calculations October 2008
 Ben Porat, Or  Total change: -9.00  Rating chartPersonal card
 Herzliya Intl. Open 2008 Herzlia ISR 2008-09-02
RcRownchangeKK*chgGame
 2176 2179 4.00 9 -0.60 15 -9.00 
  Zifroni, Dov g2489 ISR0.001-0.1415-2.10 
  Shimonovich, Yoav 2088 ISR1.0010.38155.70 
  Amit, Yaron 2198 ISR0.001-0.4715-7.05 
  Lotsov Har-Zahav, Avraham 2067 ISR0.501-0.1515-2.25 
  Eden, Tomer 2129 ISR0.501-0.0715-1.05 
  Ben Artzi, Ido 2101 ISR0.001-0.6115-9.15 
  Zak, Uri 2208 ISR1.0010.54158.10 
  Gunsherovich, Itay 2095 ISR1.0010.38155.70 
  Segal, Naum 2210 LAT0.001-0.4615-6.90 

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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