Individual Calculations October 2018
 Zahmati, Sobhan  Total change: 28.40  Rating chartPersonal card
 3rd Iranian Amateur Under 2000 Chess Championship 1397 Zanjan IRI 2018-09-10
RcRownchangeKK*chgGame
 1814 1847 5.50 9 0.71 40 28.40 
  Mokhtarzadeh, M.reza 1640 IRI1.0010.23409.20 
  Harati, Hasti 1467 IRI1.0010.09403.60 
  Majidi Shadan, Ali 1915 IRI0.5010.09403.60 
  Hooshdarmahjoob, Navid 1986 IRI1.0010.694027.60 
  Ahmadian, Moharram 1897 IRI0.5010.07402.80 
  Daliri, Pedram 1973 IRI0.001-0.3340-13.20 
  Ghasemi, Mohammadreza 1713 IRI0.001-0.6840-27.20 
  Sedghi, Babak 1966 IRI0.5010.16406.40 
  Azizkhani, Nima 1768 IRI1.0010.394015.60 

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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