Individual Calculations January 2014
 Foster, Chantelle L  Total change: -21.60  Rating chartPersonal card
 World Youth Chess Championship 2013. Girls U18 Al Ain UAE 2013-12-18
RcRownchangeKK*chgGame
 1860 1901 4.00 10 -1.44 15 -21.60 
  Botez, Alexandra wf2086 CAN0.001-0.2615-3.90 
  Jaramillo Arce, Katherine 1850 ECU0.001-0.5715-8.55 
  Abeer, Ali 1655 UAE1.0010.19152.85 
  Van Niekerk, Robyn Julian 1501  * RSA1.0010.08151.20 
  Serbanescu, Diana-Maria 1989 ROU1.0010.62159.30 
  Nevioselaya, Maria 2088 BLR0.001-0.2615-3.90 
  Leks, Maria wc2076 POL0.001-0.2715-4.05 
  Kopnicka, Henrieta 1776 SVK0.001-0.6715-10.05 
  Matisone, Dana 1744 LAT1.0010.29154.35 
  Nouman, Amna wf1834 UAE0.001-0.5915-8.85 
 * 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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