Individual Calculations January 2018
 Aroua, Ahmed  Total change: 11.40  Rating chartPersonal card
 5 RIDEF Parties classiques Championnats de la Francophonie hammamet TUN 2017-10-28
RcRownchangeKK*chgGame
 1921 1531 1.00 5 0.57 20 11.40 
  Degondo, Simplice Armel f1931  * CIV0.001-0.0820-1.60 
  Gasmi, Walid 1931  * TUN1.0010.922018.40 
  Hergli, Amir 1931  * TUN0.001-0.0820-1.60 
  Akhrass, Roland 1931  * LBN0.001-0.0820-1.60 
  Atia, Mohamed 1880 TUN0.001-0.1120-2.20 
 * 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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