Rapid: Individual Calculations September 2018
 Sfean, Younus  Total change: 39.40  Rating chartPersonal card
 9th Khanzad Rapid Chess Championship Erbil IRQ 2018-08-12
RcRownchangeKK*chgGame
 1868 1927 6.50 8 1.97 20 39.40 
  Hakar, Dalzar Hma Salah 1527  * IRQ1.0010.08201.60 
  Sara, Masood Abdullah 1629 IRQ1.0010.15203.00 
  Noah, A .h. Al-Ali m2327  * IRQ0.001-0.0820-1.60 
  Danar, Jamal Qadir Ghaffoori 1962 IRQ1.0010.552011.00 
  Ali, Farhad Ali 1669 IRQ1.0010.18203.60 
  Nabeel, Aziz Youkhana 2035 IRQ0.5010.15203.00 
  Pola, Azad Saber 1598 IRQ1.0010.12202.40 
  Didar , Mohammed Zhaher Hassan c2193 IRQ1.0010.822016.40 
 * 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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