Individual Calculations September 2009
 Kamel, Mahmoud  Total change: -7.35  Rating chartPersonal card
 Egy Open 1st Part Cairo EGY 2009-07-20
RcRownchangeKK*chgGame
 2010 2178 4.50 7 -0.49 15 -7.35 
  Labib, Hazem 1861 EGY0.001-0.8715-13.05 
  Ismail, Hany 1985 EGY0.501-0.2515-3.75 
  Sharaf Eldin, Tamer 1976 EGY1.0010.24153.60 
  Abdo, Mohamed Amin 1991 EGY1.0010.26153.90 
  Eltokhy, Essam 2088 EGY1.0010.38155.70 
  Yusef, Naser 2066 EGY0.501-0.1515-2.25 
  Salah, Ahmed As 2106 EGY0.501-0.1015-1.50 

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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