Individual Calculations September 2021
 Zilberov, Leonid  Total change: -6.40  Rating chartPersonal card
 Israel senior championship 2021 semifinal. Ashdod 2021 Ashdod ISR 2021-07-07
RcRownchangeKK*chgGame
 1653 1603 2.00 5 -0.16 40 -6.40 
  Kleitman, Alex 1608 ISR1.0010.514020.40 
  Shafran, Gregory 1806 ISR0.001-0.2440-9.60 
  Vardi, Moshe 1663 ISR0.001-0.4240-16.80 
  Kardashov, Vladimir 1338 ISR1.0010.18407.20 
  Marcovici, Adrian 1851 ISR0.001-0.1940-7.60 

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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