Individual Calculations October 2018
 Khadem Erfani, Sobhan  Total change: -33.20  Rating chartPersonal card
 2nd Aftab International Cup 2018 - Masters Group Khomein IRI 2018-08-25
RcRownchangeKK*chgGame
 2038 2077 4.50 9 -0.59 40 -23.60 
  Shanava, Konstantine g2477  * GEO0.001-0.0840-3.20 
  Rezaee, Mahdi 1951 IRI0.501-0.1740-6.80 
  Safiri, Ali 2030 IRI0.501-0.0740-2.80 
  Ghasemi Haji, Ramtin 1865 IRI0.501-0.2740-10.80 
  Baradaran Tamadon, Arian 2002 IRI0.001-0.6040-24.00 
  Gerayeli, Kiarash 2039 IRI1.0010.454018.00 
  Karimi, Omid 2023 IRI0.501-0.0840-3.20 
  Sebt Rasoul, Seyede Setare wc1943 IRI0.501-0.1840-7.20 
  Asgharvand, Davood 2009 IRI1.0010.414016.40 
 * 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)
 
 Round1-2 Rasht IRI 2018-09-25
RcRownchangeKK*chgGame
 2256 1919 0.00 2 -0.24 40 -9.60 
  Ghanbarzadeh, Reza 2214 IRI0.001-0.1540-6.00 
  Rastbod, Ali f2297 IRI0.001-0.0940-3.60 

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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