Individual Calculations January 2012
 Drori, Saar  Total change: 12.00  Rating chartPersonal card
 Etude & Givataiim Stav 2011 Givataiim ISR 2011-11-06
RcRownchangeKK*chgGame
 2129 1918 1.50 3 0.80 15 12.00 
  Lan, Grenrich 2147 ISR0.5010.29154.35 
  Zalkind, Konstantin f2184 ISR0.001-0.1815-2.70 
  Amit, Eli 2056 ISR1.0010.691510.35 

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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