Individual Calculations April 2019
 Karra, Siavash  Total change: -15.60  Rating chartPersonal card
 Karoun International U2000 Cup 2019 Ahvaz IRI 2019-02-21
RcRownchangeKK*chgGame
 1797 1925 4.50 8 -0.78 20 -15.60 
  Ajeli, Saeed 1712 IRI0.001-0.7720-15.40 
  Davoodi, Siamak 1697 ENG1.0010.21204.20 
  Ramezani, Soroosh 1849 IRI0.001-0.6020-12.00 
  Davoodi, Milad 1702 IRI1.0010.22204.40 
  Hazbeian, Salem 1854 IRI1.0010.40208.00 
  Ghazi, Hamed 1630 IRI0.501-0.3520-7.00 
  Nazemi, Pedram 1938 IRI1.0010.522010.40 
  Doroodian, Mahyar 1990 IRI0.001-0.4120-8.20 

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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