Individual Calculations May 2019
 Biriya, Yadollah  Total change: 49.80  Rating chartPersonal card
 Ramsar jam javaher Standard Cup 1398 Ramsar IRI 2019-04-17
RcRownchangeKK*chgGame
 1678 1433 4.00 7 2.49 20 49.80 
  Ebrahimi, Mehdi 1797 IRI0.001-0.1020-2.00 
  Falaki Moghadam, Salar 1338 IRI1.0010.37207.40 
  Rahmat Pour, Armin 1724 IRI1.0010.852017.00 
  Mahboubi, Mahziar 1730 IRI1.0010.852017.00 
  Amjad Yazdandoust, Mohammadreza 1725 IRI0.001-0.1520-3.00 
  Akhasteh, Abbas 1764 IRI0.001-0.1220-2.40 
  Abdollahisaber, Reza 1666 IRI1.0010.792015.80 

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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