Blitz: Individual Calculations February 2022
 Safarpour, Hoseyn  Total change: 3.20  Rating chartPersonal card
 Iranian Seniors Chess Championships Blitz Cup 2022-Over 50 Gilan IRI 2022-01-16
RcRownchangeKK*chgGame
 1704 1365 1.00 5 0.16 20 3.20 
  Mahmoody, M. Sadegh 2013 IRI0.001-0.0120-0.20 
  Mokhtari, Ahmad 1660 IRI0.001-0.1520-3.00 
  Sadat Mansouri, Seyed Mohammadali 1606 IRI1.0010.802016.00 
  Raei Seddigh, Ali 1818 IRI0.001-0.0620-1.20 
  Farid Ahmadinia, Hosein 1423 IRI0.001-0.4220-8.40 

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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