Rapid: Individual Calculations September 2021
 Mahmoud, Alaa Eldin  Total change: 17.60  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 2041 1697 2.00 6 0.88 20 17.60 
  Abdel Razik, Khaled m2432 EGY0.001-0.0120-0.20 
  Gabr, Mohamed 1970 EGY1.0010.832016.60 
  Hafez, Mohamed 1780 EGY1.0010.612012.20 
  Gabr, Mohsen,gabr, Mohsen f2200 EGY0.001-0.0420-0.80 
  Abdel Razik, Ahmed 2131 EGY0.001-0.0620-1.20 
  Khedr, Mahmoud 1730 EGY0.001-0.4520-9.00 

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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