Individual Calculations December 2019
 Ary, Ahmed  Total change: -89.60  Rating chartPersonal card
 1st Sulaymaniyah Chess Classic Tournament 2019 Sulaymaniyah IRQ 2019-11-21
RcRownchangeKK*chgGame
 1912 2082 2.00 6 -2.24 40 -89.60 
  Rebaz, Nasir Jamal 1855 IRQ0.501-0.2940-11.60 
  Ali, Adnan Younus 1723 IRQ1.0010.10404.00 
  Kardo Ako, Mohammad 1994 IRQ0.001-0.6240-24.80 
  Didar , Mohammed Zhaher Hassan c2168 IRQ0.5010.12404.80 
  Al-Turaihi, Dhari Satea Saeed 1857 IRQ0.001-0.7840-31.20 
  Aos, Hassan Ibrahim 1873 IRQ0.001-0.7740-30.80 

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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