Individual Calculations January 2019
 Abdullah , Layth Ahmed  Total change: 4.60  Rating chartPersonal card
 12th Khanzad classic Chess Championship 2018 Erbil IRQ 2018-12-12
RcRownchangeKK*chgGame
 1800 1835 4.50 8 0.23 20 4.60 
  Rawa, Fakhraddin Awdl 1435  * IRQ1.0010.08201.60 
  Noah, A .h. Al-Ali m2235  * IRQ0.001-0.0820-1.60 
  Ahmed, Farhad Ali 1521 IRQ1.0010.14202.80 
  Paywand, Shakir Sherko 1526 IRQ1.0010.14202.80 
  Kardo Ako, Mohammad 2003 IRQ0.001-0.2820-5.60 
  Mohammed, Abdulrahman 1642 IRQ1.0010.25205.00 
  Chiya, Mder Hamad 2052 IRQ0.5010.28205.60 
  Abdullah, Mohammed 1987 IRQ0.001-0.3020-6.00 
 * 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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