Rapid: Individual Calculations October 2016
 Shabana, Ayatullah Amr  Total change: -9.80  Rating chartPersonal card
 Al Ahli Club Int Chess Championship Jeddah KSA 2016-08-19
RcRownchangeKK*chgGame
 1958 1626 0.00 4 -0.49 20 -9.80 
  Saad, Ahmed Abdelaziz 2026  * EGY0.001-0.0820-1.60 
  Freih, Abou El Kassem 1956 FID0.001-0.1220-2.40 
  Saleem, Abdulhamid 1943 SYR0.001-0.1320-2.60 
  Taha , Adam 1907 SUD0.001-0.1620-3.20 
 * 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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