Individual Calculations December 2013
 Rezvanian, Saeed  Total change: -2.25  Rating chartPersonal card
 Mehr Open 2013 Tehran IRI 2013-10-15
RcRownchangeKK*chgGame
 1770 1783 3.00 6 -0.15 15 -2.25 
  Sedghi, Babak 2026 IRI0.001-0.2015-3.00 
  Nabitaeme, Marjaneh 1620 IRI0.501-0.2215-3.30 
  Ghaffarifar, Matin 1637 IRI0.001-0.7015-10.50 
  Mohammadi, Pouya 1620 IRI0.501-0.2215-3.30 
  Sheikh Moghaddas, Siamak 1718 IRI1.0010.41156.15 
  Nikzaban, Ehsan 2000 IRI1.0010.781511.70 

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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