Individual Calculations April 2018
 A-Ali, Sali Abbas Abdulzahra  Total change: -42.00  Rating chartPersonal card
 30th IRAQI Clubs Championship 2018 Baghdad IRQ 2018-03-08
RcRownchangeKK*chgGame
 1497 1804 1.00 1 0.14 40 5.60 
  Ahmed, Haider Sadiq 1497 IRQ1.0010.14405.60 

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)
 
 6th IRAQ INTERNATIONAL CHESS CHAMPIONSHIP 2018 (OPEN) Baghdad IRQ 2018-03-13
RcRownchangeKK*chgGame
 1788 1804 3.50 9 -1.19 40 -47.60 
  Salih, Akar Ali Salih f2204  * IRQ0.001-0.0840-3.20 
  Younis, Ali Hussein 1533 IRQ1.0010.17406.80 
  Lim, Zhuo Ren f2186 MAS0.001-0.0940-3.60 
  Firas, Qassim Abbas 2004 IRQ0.001-0.2440-9.60 
  Saba, Jamal Mohammed 1577 IRQ1.0010.21408.40 
  Rabeea, Sabah Nori f2035 IRQ0.001-0.2140-8.40 
  Adhim, Hameed Jabar 1447 IRQ0.501-0.3940-15.60 
  Obeid, Raghad 1705 SYR0.501-0.1440-5.60 
  Nawar, Ahmed Mahmood 1404  * IRQ0.501-0.4240-16.80 
 * 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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