Rapid: Individual Calculations June 2018
 Abdel Gawad, Ahmed Elsayed  Total change: -7.20  Rating chartPersonal card
 Aly Yassen Chess Rapid Alexandria EGY 2018-05-15
RcRownchangeKK*chgGame
 1739 1603 2.00 7 -0.36 20 -7.20 
  Samy, Amro 1986 EGY0.001-0.0920-1.80 
  Mohamed, Aly Essam 1902 EGY0.001-0.1520-3.00 
  Zakrea, Abdel Azim 1317 EGY1.0010.16203.20 
  Ibrahim, Sameh 1839 EGY0.001-0.2020-4.00 
  Abourida, Amir 1777 EGY0.001-0.2720-5.40 
  Kamil, Askandar 1589 EGY0.001-0.5220-10.40 
  Abdel Mageed, Ibrahim Mohamed 1760 EGY1.0010.712014.20 

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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