Individual Calculations September 2022
 Shams, Sadegh  Total change: -7.60  Rating chartPersonal card
 10th Qazvin Cup Group B (U 1800) Qazvin IRI 2022-07-25
RcRownchangeKK*chgGame
 1405 1391 3.50 8 -0.38 20 -7.60 
  Mohammadi Akbarabadi, Hossein 1591 IRI0.5010.26205.20 
  Fardbehbahani, Behnam 1641 IRI0.001-0.1920-3.80 
  Hamed Monfared, Ali 1158 IRI1.0010.21204.20 
  Mahdizadeh, Sadra 1610 IRI0.001-0.2220-4.40 
  Rahmani, Pouria 1112 IRI0.001-0.8420-16.80 
  Noparast, Kian 1180 IRI1.0010.23204.60 
  Raji Ghasemi, Mohammad Danial 1240 IRI1.0010.30206.00 
  Abbaspoorrad, Nikoo 1710 IRI0.001-0.1320-2.60 

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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