Individual Calculations October 2018
 Roohi, Shahriyar  Total change: -6.40  Rating chartPersonal card
 3rd Iranian Amateur Under 1700 Championship 1397 Zanjan IRI 2018-09-10
RcRownchangeKK*chgGame
 1522 1657 6.50 10 -0.16 40 -6.40 
  Rigi, Kamyar 1470 IRI1.0010.264010.40 
  Fathollahi, Hamid 1583 IRI1.0010.404016.00 
  Hossein Khademi, Hadi 1625 IRI0.001-0.5440-21.60 
  Arian, Matin 1367 IRI0.001-0.8440-33.60 
  Alavi, Mahsa 1263 IRI1.0010.08403.20 
  Madadi, Mohammad 1599 IRI1.0010.424016.80 
  Shahbazi, Gholamreza 1602 IRI1.0010.424016.80 
  Karami, Salar 1621 IRI0.001-0.5540-22.00 
  Jalalvand, Amir Hesam 1550 IRI0.501-0.1540-6.00 
  Ahmadi, Abolfazl 1540 IRI1.0010.344013.60 

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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