Individual Calculations October 2012
 Darwish, Mahmoud Hamdy  Total change: -7.65  Rating chartPersonal card
 18th Alexandria Open Alexandria EGY 2012-08-27
RcRownchangeKK*chgGame
 1957 2153 4.50 7 -0.51 15 -7.65 
  Magdy, Ahmed 1790 EGY0.501-0.4015-6.00 
  Almahjoub, Mokhtar 2126 LBA1.0010.46156.90 
  Elkady, Moustafa 2027 EGY0.001-0.6715-10.05 
  Ghazal, Marwa 1753  * EGY1.0010.08151.20 
  Nader, Yousef 1813 EGY1.0010.12151.80 
  Yehya, Ashraf 1839 EGY1.0010.14152.10 
  Elgabry, Mohsen m2351 EGY0.001-0.2415-3.60 
 * 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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