Individual Calculations November 2015
 Atef, Abdel Aziz  Total change: -31.60  Rating chartPersonal card
 1er Open International d'Echecs de Carthage 2015 Hammamet TUN 2015-10-04
RcRownchangeKK*chgGame
 1845 1820 2.50 7 -0.79 40 -31.60 
  Smirnov, Pavel g2220  * RUS0.001-0.0840-3.20 
  Mejri, Moncef 1420  * TUN1.0010.08403.20 
  Bahria, Mohamed Helmi 2079 TUN0.001-0.1840-7.20 
  Khadhraoui, Ramzi 1588 TUN1.0010.21408.40 
  Hmam, Mohamed 2048 TUN0.001-0.2140-8.40 
  Ferjaoui, Khaled 1759 TUN0.001-0.5840-23.20 
  Smida, Tahar 1800 TUN0.501-0.0340-1.20 
 * 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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