Rapid: Individual Calculations September 2021
 Morsy, Ahmed Fatehy  Total change: -19.00  Rating chartPersonal card
 Sharkia International Rapid Chess Championship Sharkia EGY 2021-08-28
RcRownchangeKK*chgGame
 1769 1745 1.00 4 -0.95 20 -19.00 
  Elsayed Abdallah, Abdel Hameed 1532 EGY1.0010.23204.60 
  Abdel Razik, Ahmed 2131 EGY0.001-0.0920-1.80 
  El Nabawy , Nabil 1553 EGY0.001-0.7520-15.00 
  Abdel Mohsen , Mohamed 1861 EGY0.001-0.3420-6.80 

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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