Individual Calculations September 2022
 Pourreza, Amin  Total change: -41.00  Rating chartPersonal card
 5th Atrak Standard Cup 1401 U2200 Esfarayen IRI 2022-08-11
RcRownchangeKK*chgGame
 1427 1544 2.50 7 -2.05 20 -41.00 
  Asadi Zadeh, Amir Abbas 1259 IRI0.501-0.3420-6.80 
  Bagherzadeh, Narges 1247 IRI1.0010.15203.00 
  Masoudi, Ghaem 1840 IRI0.001-0.1520-3.00 
  Damod, Sajjad 1497 IRI1.0010.43208.60 
  Vesali Khah, Parsa 1390 IRI0.001-0.7120-14.20 
  Rostam Vahed, Mahdi 1418 IRI0.001-0.6720-13.40 
  Bolandnazar, Korosh 1340 IRI0.001-0.7620-15.20 

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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