Individual Calculations March 2019
 Helali, Abdessalem  Total change: 3.60  Rating chartPersonal card
 Championnat National par equipe A 2020 1-3 Hammamet TUN 2019-02-09
RcRownchangeKK*chgGame
 1906 1746 1.00 3 0.09 40 3.60 
  Bourkhis, Adnen 1979 TUN1.0010.794031.60 
  Charfeddine, Akram 2006 TUN0.001-0.1840-7.20 
  Ferjaoui, Khaled 1734 TUN0.001-0.5240-20.80 

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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