Rapid: Individual Calculations September 2016
 Mohamed, Mostafa Ahmed  Total change: -10.60  Rating chartPersonal card
 Zagazig Rapid 2016 Zagaziq EGY 2016-08-15
RcRownchangeKK*chgGame
 1890 1963 3.50 7 -0.53 20 -10.60 
  Elsayed, Moustafa 2182 EGY0.001-0.2220-4.40 
  Meselhy, Mohamed 1649 EGY1.0010.14202.80 
  Sayed Hassan, Mohamed 2202 EGY0.001-0.2020-4.00 
  Gamal Abdel Malek, Moustafa 1761 EGY1.0010.24204.80 
  Zein, Hani 2096 EGY0.001-0.3220-6.40 
  Wael Zakria, Mohamed 1591 EGY1.0010.10202.00 
  Elsenbary, Yehya 1748 EGY0.501-0.2720-5.40 

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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