Individual Calculations April 2019
 Biriya, Yadollah  Total change: -23.60  Rating chartPersonal card
 5th Qazvin Nowrouz Cup U-2000 Farvardin 1398 Qazvin IRI 2019-03-26
RcRownchangeKK*chgGame
 1493 1457 2.00 7 -1.18 20 -23.60 
  Salimiyan, Behzad 1057  * IRI0.001-0.9220-18.40 
  Shabanalizadeh, Karim 1145 IRI1.0010.14202.80 
  Behjati, Shahab 1754 IRI0.001-0.1520-3.00 
  Mirzaei, Mohammad Soroush 1305 IRI1.0010.30206.00 
  Mahdavi, Mahdis 1857  * IRI0.001-0.0820-1.60 
  Biriya, Mohammadamin 1698 IRI0.001-0.2020-4.00 
  Kalvandi, Nashmil 1635 IRI0.001-0.2720-5.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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