Individual Calculations December 2019
 El Nabawy, Nabil  Total change: -3.40  Rating chartPersonal card
 Egyptian Ch. Open (Final) 2019 Cairo EGY 2019-11-16
RcRownchangeKK*chgGame
 1732 1677 2.00 5 -0.17 20 -3.40 
  Ismail, Hany 2006 EGY0.001-0.1220-2.40 
  Kamal Eldin, Ibrahem 1967 EGY0.001-0.1620-3.20 
  Elkady, Moustafa 1917 EGY0.001-0.2020-4.00 
  Eldeeb, Mohamed 1377 EGY1.0010.15203.00 
  Abdin, Mahmoud 1393 EGY1.0010.16203.20 

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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