Individual Calculations March 2024
 George Samir, David  Total change: 39.60  Rating chartPersonal card
 Egyptian Youth ( Open ) U18 Giza EGY 2024-01-27
RcRownchangeKK*chgGame
 1660 1983 8.50 9 0.98 40 39.20 
  Ahmed Mohamed, Karim 1583  * EGY1.0010.08403.20 
  Khaled Samy, Omar 1392 EGY1.0010.02400.80 
  Ihab Mohamed, Adham 1607 EGY1.0010.09403.60 
  Mena, Martin f2032 EGY0.5010.07402.80 
  Mohamed Mostafa, Omar 1632 EGY1.0010.11404.40 
  Mohamed Hany, Mohamed 1548 EGY1.0010.06402.40 
  Hisham, Zyad 1773 EGY1.0010.23409.20 
  Khaled Mohamed, Amr 1749 EGY1.0010.21408.40 
  Emad, Yousf 1628 EGY1.0010.11404.40 
 * 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 leauge Masters 2024 Round 1-2 Many Cities EGY 2024-02-22
RcRownchangeKK*chgGame
 2300 2090 0.50 2 0.01 40 0.40 
  Wafa, Hamed m2397 EGY0.001-0.1440-5.60 
  Yasser, Mark f2203 EGY0.5010.15406.00 

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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