Individual Calculations May 2019
 Ghorbani, Sina  Total change: 42.40  Rating chartPersonal card
 Alborz Youth Championship (Boys) 1398 Alborz IRI 2019-04-21
RcRownchangeKK*chgGame
 1558 1678 5.50 7 1.06 40 42.40 
  Jafari, Mohammad 1278  * IRI1.0010.08403.20 
  Ghodousi, Arian 1406 IRI1.0010.17406.80 
  Zeinali, Alireza 1459 IRI1.0010.22408.80 
  Afshari, Mohammadparsa 1676 IRI1.0010.504020.00 
  Veisi, Armin 1835 IRI0.001-0.2940-11.60 
  Baytamari, Amir Hossein 1421 IRI0.501-0.3240-12.80 
  Rasouli Mehrjardi, Amirmohammad 1830 IRI1.0010.704028.00 
 * 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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