Individual Calculations November 2023
 Ahmed Osman, Noor  Total change: 7.60  Rating chartPersonal card
 El Khayari Chess Open 2023 Marsa Matrouh EGY 2023-10-04
RcRownchangeKK*chgGame
 1833 1639 2.00 5 0.19 40 7.60 
  Sayed Hassan, Mohamed 2273 EGY0.001-0.0140-0.40 
  Ahmed, Fahmi Ahmed 1972 EGY0.5010.384015.20 
  Sarwat, Walaa m2228 EGY0.001-0.0240-0.80 
  Awadalla, Karim 1455 EGY0.501-0.2440-9.60 
  Mahmoud, Adel M A 1239  * LBA1.0010.08403.20 
 * 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)
 

 

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