Individual Calculations May 2023
 Larijani, Amir Ali  Total change: 28.80  Rating chartPersonal card
 2nd Tonkabon Saahel Open Chess Tournament Mazandaran IRI 2023-04-20
RcRownchangeKK*chgGame
 1422 1061 1.50 4 0.72 40 28.80 
  Darjani, Mehrad 1040 IRI1.0010.474018.80 
  Ashkani, Teimor 1778 IRI0.001-0.0140-0.40 
  Larijani, Amir Mahdi 1302 IRI0.5010.304012.00 
  Ghazvini, Hanif 1568 IRI0.001-0.0440-1.60 

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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