Individual Calculations September 2022
 Salehi, Hossein  Total change: -15.20  Rating chartPersonal card
 10th Qazvin Cup Group B (U 1800) Qazvin IRI 2022-07-25
RcRownchangeKK*chgGame
 1481 1225 0.00 4 -0.76 20 -15.20 
  Golzari, Amirmohammad 1477 IRI0.001-0.1920-3.80 
  Khan Ahmadi, Mohammad Reza 1468 IRI0.001-0.2020-4.00 
  Biriya, Yadollah 1429 IRI0.001-0.2420-4.80 
  Akbari, Mostafa 1551 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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