Rapid: Individual Calculations September 2021
 Omran, Saeed  Total change: -3.60  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1915 1581 0.50 5 -0.18 20 -3.60 
  Helmy, Amro 2076 EGY0.001-0.0420-0.80 
  Allam, Emad Hamdy 1995 EGY0.001-0.0720-1.40 
  Masoud, Mohamed Helmy 1863 EGY0.001-0.1620-3.20 
  Eisa , Moustafa 1784 EGY0.5010.26205.20 
  Medhat, Magdy 1858 EGY0.001-0.1720-3.40 

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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