Individual Calculations April 2019
 Abdo, Hany Elsayed  Total change: -10.20  Rating chartPersonal card
 Zagazig Open 2019 zagazig EGY 2019-03-02
RcRownchangeKK*chgGame
 1881 2134 6.50 9 -0.51 20 -10.20 
  Ibrahim Hassan, Ahmed Mohamed 1734  * EGY1.0010.08201.60 
  El Nabawy, Nabil 1734  * EGY1.0010.08201.60 
  Mohammed, A. E. Orouq 1734  * PLE1.0010.08201.60 
  Ahmed, Moustafa Elsayed 2037 EGY0.501-0.1320-2.60 
  Elsayed, Moustafa 2217 EGY0.001-0.3920-7.80 
  Saber, Barakat 1734  * EGY1.0010.08201.60 
  Elbolok, Mohamed 1969 EGY0.001-0.7220-14.40 
  Tamer, Mohamed f1775 EGY1.0010.10202.00 
  Ragaa, Hassan 1993 EGY1.0010.31206.20 
 * 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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