Individual Calculations July 2012
 Bakhtiari Kish, Mazdak  Total change: -63.15  Rating chartPersonal card
 Tehran Cup Open May 2012 Tehran IRI 2012-05-01
RcRownchangeKK*chgGame
 1841 2180 3.50 6 -1.72 15 -25.80 
  Nabitaeme, Marjaneh 1780  * IRI1.0010.08151.20 
  Noora, Amir Hossein 1816 IRI1.0010.10151.50 
  Rezvanian, Saeed 1841 IRI0.501-0.3815-5.70 
  Kaffash, Milad 2035 IRI0.001-0.6915-10.35 
  Ghadiri, Radmehr 1780  * IRI1.0010.08151.20 
  Ghafourian, Amir Ali 1794 IRI0.001-0.9115-13.65 
 * 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)
 
 Tehran open chess tournament June 2012 Tehran IRI 2012-06-15
RcRownchangeKK*chgGame
 1861 2180 3.50 7 -2.49 15 -37.35 
  Moazemi Por, Ali Reza 1780  * IRI1.0010.08151.20 
  Jaferian, Koosha 1815 IRI0.501-0.4015-6.00 
  Fendereski, Nima 1815 IRI1.0010.10151.50 
  Derakhshani, Borna 1813 IRI0.501-0.4015-6.00 
  Ebrahimzadeh, Mohammadnaghi 1983 IRI0.001-0.7515-11.25 
  Omidi, Arya 2022 IRI0.001-0.7115-10.65 
  Pour Eskandar, Aliakbar 1796 IRI0.501-0.4115-6.15 
 * 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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