Individual Calculations February 2015
 Shafek, Mohamed  Total change: 28.80  Rating chartPersonal card
 Cairo Open Cairo EGY 2015-01-12
RcRownchangeKK*chgGame
 2064 2024 5.00 8 1.44 20 28.80 
  El Arousy, Abdul Hameed m2311 EGY1.0010.842016.80 
  Rahman, Yehya m2181 EGY0.001-0.2920-5.80 
  Ismail, Hamed 2240 EGY0.5010.28205.60 
  Abdel Ghany, Saleh 2104 EGY0.5010.11202.20 
  Mahmoud, Tamer 1795 EGY0.001-0.7920-15.80 
  Fahmy, Rafik 1701 EGY1.0010.13202.60 
  Abdo, Hany Elsayed 1926 EGY1.0010.37207.40 
  Amin, Ashraf f2257 EGY1.0010.792015.80 

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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