Individual Calculations September 2022
 Bolandakhtar, Ata  Total change: 0.40  Rating chartPersonal card
 10th Qazvin Cup - A Group (Over 1800) Qazvin IRI 2022-07-25
RcRownchangeKK*chgGame
 1829 1614 1.00 6 -0.40 40 -16.00 
  Ahmadi, Erfan 1887 IRI0.001-0.1740-6.80 
  Heravi, Mohammad Hossein 1852 IRI0.001-0.2040-8.00 
  Seyedi Hallaj, Seyedeh Hasti 1727 IRI0.001-0.3540-14.00 
  Ghadi Sahebi, Hosein 1831 IRI0.001-0.2240-8.80 
  Khalilollahi, Shahrooz 1946 IRI0.001-0.1240-4.80 
  Azizkhani, Nima 1730 IRI1.0010.664026.40 

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)
 
 Gilan First League 18th Round 17-18 Gilan IRI 2022-08-27
RcRownchangeKK*chgGame
 1638 1702 1.00 1 0.41 40 16.40 
  Hamdam, Ali 1638 IRI1.0010.414016.40 

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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