Individual Calculations December 2017
 Amiel, Ran  Total change: -25.20  Rating chartPersonal card
 Herzliya Championship Haim Kandelshine Memorial 2017 B Herzliya ISR 2017-09-25
RcRownchangeKK*chgGame
 1560 1412 0.00 4 -1.26 20 -25.20 
  Horowitz, Guy 1632 ISR0.001-0.2220-4.40 
  Weisbuch, Gabriel 1696 ISR0.001-0.1620-3.20 
  Perlmuter, Michael 1531 ISR0.001-0.3420-6.80 
  Khatib, Mahmood 1381 ISR0.001-0.5420-10.80 

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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