Individual Calculations September 2018
 Ayab, Dhafer Abdulameer  Total change: -5.20  Rating chartPersonal card
 IRAQI Youth U20 Championships(Open) 2018 Baghdad IRQ 2018-07-27
RcRownchangeKK*chgGame
 1422 1238 2.50 8 0.30 40 12.00 
  Hasnein, Fadhil Nasir 1638  * IRQ0.001-0.0840-3.20 
  Al, Hasan Dhamir Jabar Al Yhya 1405 IRQ0.001-0.2840-11.20 
  Zahid, Sarmad Abd Alhamid 1427 IRQ1.0010.754030.00 
  Ali Abbas, Abdulzahra 1467 IRQ0.001-0.2140-8.40 
  Omar, Noori Nagim 1369 IRQ0.5010.18407.20 
  Ali, Salah Mahdi 1166 IRQ1.0010.404016.00 
  Ismail, Khalel Tariq 1470 IRQ0.001-0.2140-8.40 
  Aseel, Dhafer Abdulameer 1434 IRQ0.001-0.2540-10.00 
 * 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)
 
 Iraqi Clubs Championship under(20) 2018 Baghdad IRQ 2018-08-01
RcRownchangeKK*chgGame
 1533 1238 0.50 5 -0.43 40 -17.20 
  A-Ali, Sali Abbas Abdulzahra wf1638  * IRQ0.001-0.0840-3.20 
  Mohammed, Ghlib Ali 1186 IRQ0.501-0.0740-2.80 
  Mazn , Bayad Abdulqader 1638  * IRQ0.001-0.0840-3.20 
  Khedir, Majed Khedhir 1567 IRQ0.001-0.1240-4.80 
  Ahmed, Jaza Jamal c1638  * IRQ0.001-0.0840-3.20 
 * 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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