Individual Calculations March 2022
 Amini, Mahdi  Total change: -4.60  Rating chartPersonal card
 1st Standard IRCF Tournament Women's Day Tehran IRI 2022-01-26
RcRownchangeKK*chgGame
 1451 1379 1.00 3 -0.23 20 -4.60 
  Ebrahimi, Reza 1533 IRI0.001-0.2920-5.80 
  Mahnaei, Taha 1658 IRI0.001-0.1620-3.20 
  Mehri, Narges 1161 IRI1.0010.22204.40 

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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