Individual Calculations April 2013
 Al Dhaffari, Salma  Total change: -3.75  Rating chartPersonal card
 Al Taawon ( GCC) classic Al ain UAE 2013-02-07
RcRownchangeKK*chgGame
 1795 1559 0.50 3 -0.25 15 -3.75 
  Al Najar, Huda 1943 SYR0.001-0.0915-1.35 
  Ahmed, Fayez 1934 UAE0.001-0.0915-1.35 
  Al Zadjali, Maram 1507 UAE0.501-0.0715-1.05 

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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