Individual Calculations July 2011
 Ibrahim, Hatim  Total change: 28.65  Rating chartPersonal card
 Egyptian League 2010/2011 Many Cities EGY 2010-09-25
RcRownchangeKK*chgGame
 2190 2361 14.00 17 1.91 15 28.65 
  Atea, Khaled 2199 EGY1.0010.29154.35 
  Hassan, Sayed Barakat m2370 EGY0.5010.01150.15 
  Saber, Ibrahim 2195 EGY1.0010.28154.20 
  Yousry, Salah 2345 EGY0.501-0.0215-0.30 
  Fadi, Marko 2015 EGY1.0010.11151.65 
  Ameir, Moheb c2168 EGY1.0010.25153.75 
  Salah, Sayed 2217 EGY1.0010.31154.65 
  Sameeh, Hany f2237 EGY0.501-0.1715-2.55 
  Kamel, Salama 2040 EGY1.0010.13151.95 
  Magdy, Morad 2109 EGY1.0010.19152.85 
  Hassan, Sayed Barakat m2370 EGY0.5010.01150.15 
  Shalaby, Ahmed 2122 EGY1.0010.20153.00 
  Ragheb, Malak 2313 EGY0.001-0.5715-8.55 
  Elbasuny, Fahmy 2205 EGY1.0010.29154.35 
  Salah, Sayed 2217 EGY1.0010.31154.65 
  Imam, Ashraf 2122 EGY1.0010.20153.00 
  Saiid, Aly 1979 EGY1.0010.09151.35 

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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