Individual Calculations January 2014
 Al Dhaffari, Salma  Total change: -20.85  Rating chartPersonal card
 World Youth Chess Championship 2013. Girls U18 Al Ain UAE 2013-12-18
RcRownchangeKK*chgGame
 1732 1625 2.00 9 -1.39 15 -20.85 
  Marikova, Jana 2025  * CZE0.001-0.0815-1.20 
  Nikolovska, Dragana 1876 MKD0.001-0.1915-2.85 
  Bauer, Valentina 1787 AUT0.5010.21153.15 
  Soyunlu, Narmin 1908 AZE0.001-0.1615-2.40 
  Comas Colon, Rinelly M. wf1790 PUR0.001-0.2815-4.20 
  De Silva, Shelani 1634 SRI0.5010.01150.15 
  Van Niekerk, Robyn Julian 1459 RSA0.001-0.7215-10.80 
  Senarath, Kavindi 1617 SRI0.501-0.0115-0.15 
  Strasevici, Ana 1496 MDA0.501-0.1715-2.55 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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