Individual Calculations December 2019
 Ahmed Aly, Alaa Eldin  Total change: 5.40  Rating chartPersonal card
 Egyptian Ch. Open (Final) 2019 Cairo EGY 2019-11-16
RcRownchangeKK*chgGame
 1751 1814 2.00 3 0.27 20 5.40 
  Saber, Ibrahim 2196 EGY0.001-0.0920-1.80 
  Osama Nasif, Martin 1414  * EGY1.0010.08201.60 
  Abdin, Talaat 1644 EGY1.0010.28205.60 
 * 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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