Individual Calculations May 2018
 Mustafa, Kamal Jalaldeen Al-Barba  Total change: -9.20  Rating chartPersonal card
 10th Khanzad Classic Chess Championship(2018) Erbil IRQ 2018-04-18
RcRownchangeKK*chgGame
 1670 1557 2.00 6 -0.23 40 -9.20 
  Taslimi, Borsa 1952 IRI0.001-0.0840-3.20 
  Hudhaifa M., Saeed Mustafa 1731 IRQ0.5010.23409.20 
  Mazn , Bayad Abdulqader 1851 IRQ0.5010.354014.00 
  Baxtyar, Hama Salih Ahmed 1675 IRQ0.001-0.3440-13.60 
  Mwafiq, Hassan Mohammed 1483 IRQ0.001-0.6040-24.00 
  Abdullah, Hasan Othman 1329 IRQ1.0010.21408.40 

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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