Individual Calculations September 2009
 Sayed, Hany  Total change: -3.90  Rating chartPersonal card
 Egy Open 1st Part Cairo EGY 2009-07-20
RcRownchangeKK*chgGame
 2061 2136 2.50 6 -1.11 15 -16.65 
  Hamza, Mohamed 2004 EGY1.0010.32154.80 
  Ragheb, Malak 2210 EGY0.001-0.4015-6.00 
  Adel, Hyssam 2062 EGY0.501-0.1015-1.50 
  Abdel Sattar, Magdy 2050 EGY0.001-0.6215-9.30 
  Ellethy, Nabil 2003 EGY1.0010.32154.80 
  Bayoumy, Walid 2038 EGY0.001-0.6315-9.45 

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)
 
 5th Asiut International Open Asiut EGY 2009-08-04
RcRownchangeKK*chgGame
 2107 2136 4.00 6 0.85 15 12.75 
  Sadek, Sameh 2384 EGY0.001-0.1915-2.85 
  Magdy, Ahmed 1736  * EGY1.0010.08151.20 
  Amin, Ashraf 2357 EGY0.001-0.2215-3.30 
  Aly, Mohamed Hussein 2036 EGY1.0010.36155.40 
  Ehab, Mohamed 1910 EGY1.0010.21153.15 
  Saber, Ibrahim 2218 EGY1.0010.61159.15 
 * 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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