Rapid: Individual Calculations July 2017
 Abdullah, Layth Ahmed  Total change: 5.80  Rating chartPersonal card
 5th khanzad Chess Tournament (Rapid) Erbil IRQ 2017-06-08
RcRownchangeKK*chgGame
 1839 1860 3.50 6 0.29 20 5.80 
  Awat, Mohammed Amin Ibrahim 1591 IRQ1.0010.17203.40 
  Fakhralddin, Mohammed Khudhur 1696 IRQ1.0010.28205.60 
  Hasan, Hemn 1967 IRQ0.5010.15203.00 
  Nazar, Jamil Khalid 1734 IRQ0.501-0.1720-3.40 
  Didar, Mohammed Zhaher Hassan c2210 IRQ0.001-0.1120-2.20 
  Alawash, Firass 1838 SYR0.501-0.0320-0.60 

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)
 

 

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