Individual Calculations June 2022
 Hossein Verdi, Ali  Total change: -3.60  Rating chartPersonal card
 Qazvin Chess Championship - 1400 Qazvin IRI 2022-04-25
RcRownchangeKK*chgGame
 1487 1229 0.50 3 -0.09 40 -3.60 
  Faramarzi, Ali 1485 IRI0.001-0.1940-7.60 
  Siadat, Seyed Gholamreza 1376 IRI0.5010.20408.00 
  Mohamadi, Niyousha 1600 IRI0.001-0.1040-4.00 

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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