Individual Calculations September 2022
 Nazari Nia, Shahram  Total change: -15.00  Rating chartPersonal card
 1st IRCF Standard Tournament 1401 Tehran IRI 2022-08-15
RcRownchangeKK*chgGame
 1426 1501 4.00 7 -0.03 20 -0.60 
  Talebi, Masoud 1875 IRI0.001-0.1020-2.00 
  Shafieian, Shayan 1101  * IRI1.0010.08201.60 
  Kakoee, Parham 1222 IRI1.0010.16203.20 
  Azizkhani, Nima 1730 IRI0.001-0.2120-4.20 
  Dehghan Harati, Arina 1148 IRI1.0010.11202.20 
  Mal Ahmadi, Iliya 1129 IRI1.0010.10202.00 
  Jamali, Pouria 1774 IRI0.001-0.1720-3.40 
 * 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)
 
 5th Iranian Amateures Chess Championship 2022 Zanjan IRI 2022-08-21
RcRownchangeKK*chgGame
 1478 1501 3.00 7 -0.72 20 -14.40 
  Marzoughi, Mohammadsadegh 1920 IRI0.001-0.0720-1.40 
  Andari, Ramyar 1206 IRI1.0010.15203.00 
  Karami, Qazal 1101  * IRI1.0010.08201.60 
  Nosratpour, Ariz 1804 IRI0.001-0.1420-2.80 
  Mehrkhah, Hadi 1314 IRI1.0010.26205.20 
  Nadernia, Niki 1750 IRI0.001-0.1920-3.80 
  Ansari Mahyari, Diana 1250 IRI0.001-0.8120-16.20 
 * 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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