Individual Calculations January 2020
 Alalwan, Sajjad Abbas Khudhair  Total change: -2.20  Rating chartPersonal card
 Iraqi Final-Second Stage for Men 2019 Sulaymaniyah IRQ 2019-12-05
RcRownchangeKK*chgGame
 1915 1815 2.50 7 -0.11 20 -2.20 
  Firas, Qassim Abbas 2020 IRQ0.001-0.2420-4.80 
  Ary, Ahmed 1992 IRQ0.001-0.2720-5.40 
  Baxtyar, Hama Salih Ahmed 1686 IRQ1.0010.33206.60 
  Al-Khazaali, Ammar, A. Oleiwi 2083 IRQ1.0010.832016.60 
  Ali, Adnan Younus 1745 IRQ0.001-0.6020-12.00 
  Vaver, Ismil Taha 1969 IRQ0.001-0.2920-5.80 
  Al-Turaihi, Dhari Satea Saeed 1907 IRQ0.5010.13202.60 

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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