Rapid: Individual Calculations March 2019
 Amin, Ashraf  Total change: -7.40  Rating chartPersonal card
 Alex Medical Club Chess Rapid Alexandria EGY 2019-02-21
RcRownchangeKK*chgGame
 2064 2187 4.50 8 -0.74 20 -14.80 
  Zakhlol, Tharwat 1899 EGY1.0010.16203.20 
  Elamrawy, Mohamed 1968 EGY1.0010.22204.40 
  Elsayed, Islam 1919 EGY1.0010.17203.40 
  Sobhy, Raafat 2140 EGY0.501-0.0720-1.40 
  Naby, Saiid A. 2290 EGY0.001-0.3620-7.20 
  Helmy, Amro 2014 EGY1.0010.27205.40 
  Gabr, Mohsen f2182 EGY0.001-0.5120-10.20 
  Atea, Khaled 2101 EGY0.001-0.6220-12.40 

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)
 
 Dameitta Stadium Academy Domeitee EGY 2019-02-23
RcRownchangeKK*chgGame
 1949 2187 6.50 8 0.37 20 7.40 
  Elmogy, Ahmed 1787  * EGY1.0010.08201.60 
  Ibrahim, Sameh 1787  * EGY0.501-0.4220-8.40 
  Nagy, Ahmed 1787  * EGY1.0010.08201.60 
  Abo Raya, Tarek 1855 EGY1.0010.12202.40 
  Donia, Amro 1975 EGY1.0010.23204.60 
  Moawad, Elsayed Abdel Hameid 2074 EGY1.0010.35207.00 
  Hosni, Yehya 2131 EGY0.501-0.0820-1.60 
  Raslan, Moustafa 2193 EGY0.5010.01200.20 
 * 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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