Individual Calculations September 2022
 Razaviyan, Seyed Ramtin  Total change: -40.80  Rating chartPersonal card
 1st IRCF Standard Tournament 1401 Tehran IRI 2022-08-15
RcRownchangeKK*chgGame
 1384 1197 0.00 3 -1.02 40 -40.80 
  Nazari, Jabbar 1758 IRI0.001-0.0240-0.80 
  Saeidi, Amir Mohammad 1391 IRI0.001-0.2540-10.00 
  Karami, Qazal 1003 IRI0.001-0.7540-30.00 

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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