Individual Calculations January 2022
 Moustafa El Shafeiy, Ahmed  Total change: -15.20  Rating chartPersonal card
 Golden Cleopatra 2021 Giza EGY 2021-12-19
RcRownchangeKK*chgGame
 1900 1943 4.50 9 -0.38 40 -15.20 
  Amin, Ashraf f2198 EGY0.001-0.1940-7.60 
  Shaaban Abdel Tawab, Ahmed 1583 EGY1.0010.10404.00 
  Khalil, Ahmed Salem 2151 EGY0.001-0.2340-9.20 
  Anwar, Ramadan 1739 EGY1.0010.24409.60 
  El Arousy, Abdul Hameed m2195 EGY0.001-0.1940-7.60 
  Wael Sabry, Mina 1543  * EGY0.501-0.4240-16.80 
  Bauomy, Magdy 1689 EGY1.0010.19407.60 
  Shiba S.eldin, Ahmed 1793 EGY1.0010.304012.00 
  El Ghazali, Youssef M. m2207 EGY0.001-0.1840-7.20 
 * 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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