Individual Calculations September 2022
 Nadernia, Niki  Total change: 18.80  Rating chartPersonal card
 5th Iranian Amateures Chess Championship 2022 Zanjan IRI 2022-08-21
RcRownchangeKK*chgGame
 1628 1750 6.00 8 0.94 20 18.80 
  Sadooni, Mohammadreza 1423 IRI1.0010.13202.60 
  Vahdatian, Davood 1999 IRI0.001-0.1920-3.80 
  Vesali Khah, Parsa 1390 IRI1.0010.10202.00 
  Roshani, Soroush 1424 IRI1.0010.13202.60 
  Memarzadeh, Hossein 1920 IRI0.001-0.2820-5.60 
  Nazari Nia, Shahram 1501 IRI1.0010.19203.80 
  Morshedi, Mehdi 1473 IRI1.0010.17203.40 
  Fathi, Himan 1895 IRI1.0010.692013.80 

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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