Individual Calculations January 2020
 Sheida, Omar  Total change: -14.60  Rating chartPersonal card
 Iraqi Final-Second Stage for Men 2019 Sulaymaniyah IRQ 2019-12-05
RcRownchangeKK*chgGame
 1921 1886 2.00 6 -0.73 20 -14.60 
  Taleb, Salem Hatam 2111 IRQ0.001-0.2220-4.40 
  Ary, Ahmed 1992 IRQ0.001-0.3620-7.20 
  Ali, Adnan Younus 1745 IRQ1.0010.31206.20 
  Vaver, Ismil Taha 1969 IRQ0.001-0.3920-7.80 
  Rawand, Hamid Abdullah 2024 IRQ0.001-0.3120-6.20 
  Baxtyar, Hama Salih Ahmed 1686 IRQ1.0010.24204.80 

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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