Rapid: Individual Calculations September 2021
 Abdel Fatah Elsayed , Ahmed  Total change: 21.60  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1929 1848 4.50 8 1.08 20 21.60 
  Abdel Razik, Khaled m2453 EGY0.001-0.0220-0.40 
  Yasser, Rakan 1547 EGY0.501-0.3520-7.00 
  Abdel Mohsen , Mohamed 1861 EGY1.0010.522010.40 
  Lotfy , Abdel Rahman 2095 EGY1.0010.812016.20 
  Saiid, Aly 1860 EGY1.0010.522010.40 
  Morsy, Elsayed 1870 EGY0.001-0.4720-9.40 
  Elahl , Mohamed 1851 EGY1.0010.502010.00 
  Elbolok, Mohamed 1897 EGY0.001-0.4320-8.60 

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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