Blitz: Individual Calculations September 2015
 Ahmed, Qutayba Yunis  Total change: 13.20  Rating chartPersonal card
 2nd Khanzad Chess Tournament(Blitz) 2015 Erbil IRQ 2015-08-27
RcRownchangeKK*chgGame
 1880 1729 3.00 7 0.66 20 13.20 
  Kardo Ako, Mohammad 2004 IRQ1.0010.832016.60 
  Ahmed, J.majeed 2023 IRQ0.001-0.1520-3.00 
  Mohammed Khaleel, Majeed 1599 IRQ1.0010.32206.40 
  Issa, Mohi Al-Dein 2129  * IRQ0.001-0.0820-1.60 
  Nabeel, Aziz U 2050 IRQ0.001-0.1320-2.60 
  Shkar, Hamid Abdullah 1535 IRQ1.0010.25205.00 
  Rebaz, Nasir Jamal 1817 IRQ0.001-0.3820-7.60 
 * 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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