Individual Calculations February 2015
 Abdel Ghany, Saleh  Total change: 4.00  Rating chartPersonal card
 Cairo Open Cairo EGY 2015-01-12
RcRownchangeKK*chgGame
 2073 2104 4.00 7 0.20 20 4.00 
  Tawfeik, Ahmed Gamal 1961 EGY1.0010.31206.20 
  El Amary, Kamal f2292 EGY0.001-0.2620-5.20 
  Shafek, Mohamed 2024 EGY0.501-0.1120-2.20 
  Ashraf, Shereif f2010 EGY1.0010.37207.40 
  Ibrahim, Sarwat 2045 EGY0.501-0.0820-1.60 
  Yehya, Mohamed 2023 EGY1.0010.39207.80 
  Abdel Moniem, Mohamed 2158 EGY0.001-0.4220-8.40 

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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