Individual Calculations September 2009
 Zisman, Philip  Total change: -3.90  Rating chartPersonal card
 Jeruchess Intl 2009 Jerusalem ISR 2009-05-25
RcRownchangeKK*chgGame
 2144 2226 4.00 7 -0.26 15 -3.90 
  Cohen, Alon 2066 ISR0.501-0.2115-3.15 
  Mordechai, Hanan 2263 ISR0.5010.05150.75 
  Berenboym, Igor 2033 ISR0.001-0.7515-11.25 
  Gukhvat, Peter 2208 ISR0.501-0.0315-0.45 
  Bronfman, Shmuel 2204 ISR0.501-0.0315-0.45 
  Yosefashvilly, Michael 2145 ISR1.0010.39155.85 
  Aronin, Pavel 2091 MNC1.0010.32154.80 

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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