Individual Calculations November 2015
 Bozorgi, Souren  Total change: 9.20  Rating chartPersonal card
 Mehr Open 2015 Tehran IRI 2015-10-14
RcRownchangeKK*chgGame
 1755 1865 4.50 7 0.23 40 9.20 
  Mehrabi, Pooyan 1465  * IRI1.0010.08403.20 
  Mohandesi, Shahin m2178 IRI0.001-0.1440-5.60 
  Sousanabadi Farahani, Ramin 1477 IRI1.0010.09403.60 
  Nouri, Alaa 1465  * IRI1.0010.08403.20 
  Mohammadi, Pouya 1921 IRI0.5010.08403.20 
  Razaghi, Behrooz 2211 IRI0.001-0.1140-4.40 
  Ebrahimi , Sina 1571 IRI1.0010.15406.00 
 * 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)
 

 

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