Individual Calculations November 2023
 Ahmed, Ahmed Morsy  Total change: -20.80  Rating chartPersonal card
 El Khayari Chess Open 2023 Marsa Matrouh EGY 2023-10-04
RcRownchangeKK*chgGame
 1623 1797 3.00 5 -0.52 40 -20.80 
  Walid Ahmed, Ahmed 1397  * EGY1.0010.08403.20 
  Ragheb, Malak 2255 EGY0.001-0.0540-2.00 
  Ayman Elgharabawy, Ahmed 1451 EGY1.0010.11404.40 
  Mohamed Bahnasy, Basem 1401 EGY1.0010.08403.20 
  Saiid Abdel Hameed, Sameh 1613 EGY0.001-0.7440-29.60 
 * 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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