Rapid: Individual Calculations September 2021
 Alaa Eldin Mahmoud , Hazem  Total change: 15.80  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1788 1254 1.00 5 0.79 20 15.80 
  Abdel Mohsen , Mohamed 1861 EGY0.001-0.0220-0.40 
  Ghanaym, Mohamed Ayman 1937 EGY1.0010.992019.80 
  Khedr, Mahmoud 1730 EGY0.001-0.0520-1.00 
  Eisa , Moustafa 1784 EGY0.001-0.0320-0.60 
  Omran , Salah 1627 EGY0.001-0.1020-2.00 

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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