Individual Calculations January 2009
 Heruti, Ofer  Total change: -29.85  Rating chartPersonal card
 Stav Rishon Intl 2008 Rishon Le-Zion ISR 2008-09-15
RcRownchangeKK*chgGame
 2096 2018 0.00 5 -1.99 15 -29.85 
  Goldfarb, Ilan 2144 ISR0.001-0.3315-4.95 
  Rosenthal, Michael 2203 ISR0.001-0.2615-3.90 
  Chikman, Alan 1909 ISR0.001-0.6515-9.75 
  Lifshits, Avraham 2016 ISR0.001-0.5015-7.50 
  Segal, Naum 2210 LAT0.001-0.2515-3.75 

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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