Individual Calculations August 2017
 Atteya Essa, Khaled  Total change: 2.80  Rating chartPersonal card
 Egyptian Individuals 2017 (Final) Cairo EGY 2017-07-01
RcRownchangeKK*chgGame
 1866 2000 4.50 7 0.07 40 2.80 
  Haredy, Hesham 1725 EGY1.0010.17406.80 
  Ismail, Hamed 2135 EGY0.5010.18407.20 
  Abou El Zein, Eid Mahmoud m2210 EGY0.001-0.2340-9.20 
  Sakr, Abdel Rehem 1600  * EGY1.0010.08403.20 
  Sayed, Mohamed Adel 1648 EGY1.0010.11404.40 
  Hosni, Yehya 2117 EGY0.001-0.3440-13.60 
  Abdel Haleim, Sherif Hamdy 1629 EGY1.0010.10404.00 
 * 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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