Individual Calculations September 2009
 Ehab, Mohamed  Total change: 77.00  Rating chartPersonal card
 Egy Open 1st Part Cairo EGY 2009-07-20
RcRownchangeKK*chgGame
 2123 1910 3.00 6 1.61 25 40.25 
  Ragheb, Malak 2210 EGY0.001-0.1525-3.75 
  Shafek, Mohamed 2092 EGY0.001-0.2625-6.50 
  Kamel, Mohamed 2088 EGY1.0010.732518.25 
  Abdel Moniem, Mohamed 2131 EGY1.0010.782519.50 
  Abdel Razik, Ahmed 2129 EGY0.5010.28257.00 
  Ameir, Moheb 2088 EGY0.5010.23255.75 

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)
 
NOTE: K factor changed
 5th Asiut International Open Asiut EGY 2009-08-04
RcRownchangeKK*chgGame
 2144 1910 3.50 5 2.45 15 36.75 
  Abdel Fatah, Mohamed 2196 EGY1.0010.841512.60 
  Abdel Ghany, Adel 2187 EGY1.0010.831512.45 
  Mosallam, Hosam 2113 EGY1.0010.761511.40 
  Sayed, Hany 2136 EGY0.001-0.2115-3.15 
  Abdein, Ahmed 2087 EGY0.5010.23153.45 

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)
 

 

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