Individual Calculations April 2019
 Moulay, Mehdi  Total change: -26.60  Rating chartPersonal card
 Arab Chess Club Championship 2019 Open Hammamet TUN 2019-02-26
RcRownchangeKK*chgGame
 1967 2067 0.50 3 -1.33 20 -26.60 
  Al Azmi, Khalaf 1714 KUW0.001-0.8920-17.80 
  Bouaziz, Mehdi f2253 TUN0.001-0.2620-5.20 
  Alasayfar, Abdulkarem 1933 LBA0.501-0.1820-3.60 

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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