Individual Calculations October 2008
 Ibrahim, Hatim  Total change: 12.45  Rating chartPersonal card
 Egyptian Cup 1st part Many Cities EGY 2008-06-01
RcRownchangeKK*chgGame
 2014 2263 0.50 1 -0.31 15 -4.65 
  Nagy, Ashraf 2014 EGY0.501-0.3115-4.65 

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)
 
 10th Arab League 2008 Amman JOR 2008-06-21
RcRownchangeKK*chgGame
 2247 2263 5.00 7 1.35 15 20.25 
  Alhuwar, Jasem f2274 UAE1.0010.52157.80 
  Khader, Sami m2427 JOR0.5010.22153.30 
  Elbaba, Ezat 2177 SYR1.0010.38155.70 
  Hassan, Sayed Barakat m2359 EGY0.5010.13151.95 
  Mahmoud, Abdelrahman 2119 JOR0.501-0.1915-2.85 
  Asabri, Hussien f2203 LBA0.501-0.0815-1.20 
  Abdul Moula, Sabri c2168 YEM1.0010.37155.55 

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)
 
 Egyptian Cup 2nd part Many Cities EGY 2008-07-11
RcRownchangeKK*chgGame
 2210 2287 1.00 2 -0.21 15 -3.15 
  Kamel, Mahmoud 2204 EGY1.0010.39155.85 
  Tork, Mohamed 2216 EGY0.001-0.6015-9.00 

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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