Rapid: Individual Calculations September 2021
 Yasser, Rakan  Total change: 55.00  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1825 1547 4.50 9 2.75 20 55.00 
  Ghanaym, Mohamed Ayman 1937 EGY1.0010.912018.20 
  Medhat, Magdy 1858 EGY0.001-0.1420-2.80 
  Abdel Fatah Elsayed , Ahmed 1848 EGY0.5010.35207.00 
  Helmy, Amro 2076 EGY0.001-0.0320-0.60 
  Abdel Mohsen , Mohamed 1861 EGY1.0010.862017.20 
  Elaqbaawy, Reda 1572 EGY1.0010.532010.60 
  Saiid, Aly 1860 EGY0.001-0.1420-2.80 
  Omran , Salah 1627 EGY0.001-0.3920-7.80 
  Eisa , Moustafa 1784 EGY1.0010.802016.00 

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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