Rapid: Individual Calculations March 2018
 Galal, Ahmed  Total change: -26.60  Rating chartPersonal card
 8th Int. Maadi Chess Academy (Rapid) Cairo EGY 2018-02-10
RcRownchangeKK*chgGame
 1847 1939 4.50 7 0.14 20 2.80 
  Hamdy Osman, Mohamed 1774 EGY0.001-0.7220-14.40 
  Abdel Aziz Rabea, Mahmoud 1759 EGY1.0010.26205.20 
  Moatamid, Yasser 1925 EGY0.001-0.5220-10.40 
  Gomaa, Mohamed 1721 EGY1.0010.22204.40 
  Hafez, Mohamed 1837 EGY1.0010.36207.20 
  Soliman, Soliman 1962 EGY1.0010.532010.60 
  Elghanam, Medhat 1949 EGY0.5010.01200.20 

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)
 
 9th Int. Maadi Chess Academy (Rapid) Cairo EGY 2018-02-26
RcRownchangeKK*chgGame
 1772 1939 3.50 7 -1.47 20 -29.40 
  Hamouda, Mostafa 1711 EGY1.0010.21204.20 
  Kamel, Wael 1636 EGY1.0010.14202.80 
  Arafa, Hosam Sayed 1776 EGY0.501-0.2220-4.40 
  Hamed, Amro Mohamed 1792 EGY1.0010.30206.00 
  Mostafa, Aly 1876 EGY0.001-0.5920-11.80 
  Abo Elmagd, Ahmed 1968 EGY0.001-0.4620-9.20 
  Sobhy, Mohamed 1648 EGY0.001-0.8520-17.00 

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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