Individual Calculations April 2019
 Zifroni, Dov  Total change: 5.60  Rating chartPersonal card
 Israel National Team Championship 2019 Round 9-10 Various ISR 2019-03-06
RcRownchangeKK*chgGame
 2470 2446 1.50 2 0.56 10 5.60 
  Golod, Vitali g2505 ISR0.5010.08100.80 
  Finkel, Alexander g2434 ISR1.0010.48104.80 

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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