Rapid: Individual Calculations June 2018
 Abdel Razik, Islam  Total change: 10.40  Rating chartPersonal card
 Aly Yassen Chess Rapid Alexandria EGY 2018-05-15
RcRownchangeKK*chgGame
 1906 1798 3.50 8 0.52 20 10.40 
  Elsenosy, Hesham 2141 EGY0.001-0.1220-2.40 
  Abdel Fatah, Ahmed 1548 EGY0.501-0.3120-6.20 
  Abdel Gawad, Elzaid Mohamed 1608 EGY1.0010.25205.00 
  Shoieb, Mahmoud 1843 EGY1.0010.562011.20 
  Abdel Azim, Aly Mahmoud 1949 EGY1.0010.702014.00 
  Moreis, Amgad 2116 EGY0.001-0.1320-2.60 
  Kretam, Ayman 2019 EGY0.001-0.2220-4.40 
  Elsayed, Gamal 2025 EGY0.001-0.2120-4.20 

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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