Rapid: Individual Calculations September 2021
 Abdel Mohsen , Mohamed  Total change: -26.40  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1647 1861 4.50 8 -1.32 20 -26.40 
  Alaa Eldin Mahmoud , Hazem 1254 EGY1.0010.02200.40 
  Ibrahim, Ammar 1564 EGY0.001-0.8520-17.00 
  Elaqbaawy, Reda 1572 EGY0.501-0.3420-6.80 
  Abdel Fatah Elsayed , Ahmed 1848 EGY0.001-0.5220-10.40 
  Yasser, Rakan 1547 EGY0.001-0.8620-17.20 
  Morsy, Ahmed Fatehy 1745 EGY1.0010.34206.80 
  Eisa , Moustafa 1784 EGY1.0010.39207.80 
  Medhat, Magdy 1858 EGY1.0010.502010.00 

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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