Individual Calculations March 2019
 Fouad, Mohamed  Total change: 103.20  Rating chartPersonal card
 Egyptian Ch. Under 18 Cairo EGY 2019-02-01
RcRownchangeKK*chgGame
 1625 1751 5.50 6 1.71 40 68.40 
  Wahba, David George 1351  * EGY1.0010.08403.20 
  Khaled, Yousef c1778 EGY1.0010.544021.60 
  Ahmed, Fahmi Ahmed 1738 EGY1.0010.484019.20 
  Amin, Khaled Mohamed 2015 EGY0.5010.324012.80 
  Kamal, Mostafa 1518 EGY1.0010.21408.40 
  Rezk, Romany 1351  * EGY1.0010.08403.20 
 * 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)
 
 Egyptian League Final 2018/2019 Round 10-11 Many Cities EGY 2019-02-08
RcRownchangeKK*chgGame
 2079 1751 1.00 1 0.87 40 34.80 
  Gabr, Ahmed 2079 EGY1.0010.874034.80 

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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