Individual Calculations November 2018
 Al Ibrahim, Abdulrahman  Total change: -35.00  Rating chartPersonal card
 1st IEFS open chess tournament Kuwait City KUW 2018-10-19
RcRownchangeKK*chgGame
 1503 1838 3.50 6 -1.75 20 -35.00 
  Khalid, Abu Warda 1521 JOR1.0010.13202.60 
  Alkahlawy, Amir 1607 EGY0.001-0.7920-15.80 
  Othman, Wael 1438  * EGY1.0010.08201.60 
  Miller, Achilles B 1438  * USA1.0010.08201.60 
  Ibrahim, Ammar 1483 EGY0.001-0.8920-17.80 
  Alrashidi, Yousef 1530 KUW0.501-0.3620-7.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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