Individual Calculations January 2015
 Chachashvili, Zuri  Total change: 13.60  Rating chartPersonal card
 Liga Ilit Noar Darom 2014 Round 4-6 various ISR 2014-11-29
RcRownchangeKK*chgGame
 1910 1782 1.00 2 0.34 40 13.60 
  Laposhnian, Eran 1909 ISR0.001-0.3340-13.20 
  Altshul, Limor 1910 ISR1.0010.674026.80 

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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