Individual Calculations May 2010
 Samy, Amro  Total change: 28.80  Rating chartPersonal card
 Egyptian League 2009/2010 Section B Many Cities EGY 2010-01-01
RcRownchangeKK*chgGame
 2120 2100 6.50 10 1.74 15 26.10 
  Mokhtar, Ahmed 2297 EGY0.001-0.2515-3.75 
  Bakr, Mohamed 1998 EGY1.0010.36155.40 
  Adel, Hyssam 2055 EGY1.0010.44156.60 
  Abdel Aziz, Ehab 2156 EGY0.5010.08151.20 
  Hosny, Gamal 1916 EGY1.0010.26153.90 
  Mokhtar, Ahmed 2297 EGY0.001-0.2515-3.75 
  Salah, Ahmed 2074 EGY1.0010.46156.90 
  Shalaby, Ahmed 2120 EGY1.0010.53157.95 
  Fouad, Abo Bakr 2058 EGY0.001-0.5615-8.40 
  Atef, Hatem 2227 EGY1.0010.671510.05 

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)
 
 Alexandrian Closed Tournament Alexandria EGY 2010-03-16
RcRownchangeKK*chgGame
 2155 2112 1.50 3 0.18 15 2.70 
  Abdel Wahed, Tarek 2095 EGY0.501-0.0215-0.30 
  Mekki, Nagy 2242 EGY0.001-0.3215-4.80 
  Abdou, Mohamed Hamdy 2127 EGY1.0010.52157.80 

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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