Individual Calculations June 2013
 Al Maamari, Wafia Darwish  Total change: -2.10  Rating chartPersonal card
 Unified Home Festival ( Classic A ) Al Ain UAE 2013-04-21
RcRownchangeKK*chgGame
 1585 1413 2.00 5 0.39 30 11.70 
  Amer, Mohammed Bishara 1813  * SUD0.001-0.0830-2.40 
  Bondok, Ahmad Saeed 1813  * EGY0.001-0.0830-2.40 
  Zein Al Abedin, Motie 1713 SYR0.001-0.1530-4.50 
  Alshamsi , Amal Fadel 1398 UAE1.0010.483014.40 
  Alshamsi, Sultan Fadel 1188 UAE1.0010.22306.60 
 * 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)
 
 WORLD SCHOOL CHESS CHAMPIONSHIPS 2013 - GIRLS U11 Porto Carras - Halkidiki GRE 2013-05-07
RcRownchangeKK*chgGame
 1647 1413 0.00 2 -0.46 30 -13.80 
  Hilova, Vlada 1780 RUS0.001-0.1030-3.00 
  Sade, Defne 1514 TUR0.001-0.3630-10.80 

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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