Individual Calculations October 2016
 Abo Bkr, Mohamed  Total change: -11.20  Rating chartPersonal card
 21th Alexandria Open 2016 Alexandria EGY 2016-08-30
RcRownchangeKK*chgGame
 1936 1800 2.00 7 -0.28 40 -11.20 
  Salama, Mohamed 2095 EGY0.001-0.1540-6.00 
  Ibrahim, Mahmoud 1995 EGY1.0010.754030.00 
  Eledreesy, Amr 1995 EGY0.001-0.2540-10.00 
  Megahed, Wael 1978 EGY0.001-0.2740-10.80 
  Yehya, Sameh 1967 EGY0.001-0.2840-11.20 
  Yasser, Abdel Rahman 1603 EGY1.0010.254010.00 
  Zaky, Mohamed 1922 EGY0.001-0.3340-13.20 

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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