Individual Calculations May 2019
 Amjad, Alaa Abbas  Total change: 25.80  Rating chartPersonal card
 31th IRAQI Clubs Championship 2018 Baghdad IRQ 2019-03-20
RcRownchangeKK*chgGame
 1994 1819 4.00 9 1.29 20 25.80 
  Qambar, Salah Noori Qambar 2072 IRQ0.001-0.1920-3.80 
  Abdullah , Layth Ahmed 1840 IRQ1.0010.532010.60 
  Qais, Abdullah Jabar Al Rashid 1747 IRQ1.0010.40208.00 
  Saad, A.i.sarsam m2219  * IRQ0.001-0.0820-1.60 
  Tariq, Tumma Selman 1920 IRQ1.0010.642012.80 
  Sajjad, Abbas Khudhair 1827 IRQ1.0010.512010.20 
  Gholami, Aryan m2219  * IRI0.001-0.0820-1.60 
  Abaeji, Sinan Younus Abdulrazzaq c2150 IRQ0.001-0.1220-2.40 
  Taha, Jalal.abdula 1951 IRQ0.001-0.3220-6.40 
 * 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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