Individual Calculations December 2019
 Hamdy Osman, Mohamed  Total change: -8.00  Rating chartPersonal card
 Egyptian Ch. Open (Final) 2019 Cairo EGY 2019-11-16
RcRownchangeKK*chgGame
 1768 1709 3.00 8 -0.40 20 -8.00 
  Nasr, Ahmed 2042 EGY0.001-0.1220-2.40 
  Khalil, Hany 2008 EGY0.001-0.1520-3.00 
  Abdel Moneim Ahmed, Emad 1309  * EGY1.0010.08201.60 
  Elokdah, Hamdy 1916 EGY1.0010.772015.40 
  Abdel Fadil, Mohamed 2109  * EGY0.001-0.0820-1.60 
  Maged, Mathew 1330 EGY1.0010.09201.80 
  Yehya, Mohamed 2032 EGY0.001-0.1320-2.60 
  Swilam, Mahmoud 1399 EGY0.001-0.8620-17.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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