Individual Calculations September 2022
 Hoseini, S.alireza  Total change: -40.60  Rating chartPersonal card
 5th Iranian Amateures Chess Championship 2022 Zanjan IRI 2022-08-21
RcRownchangeKK*chgGame
 1470 1836 5.50 9 -2.12 20 -42.40 
  Modheji, Parham 1436  * IRI0.501-0.4220-8.40 
  Noroozian, Mahtab 1274 IRI1.0010.02200.40 
  Yousefli, Amirhossein 1371 IRI1.0010.05201.00 
  Farrokhi, Masoud 1990 IRI0.5010.21204.20 
  Mokhtarzadeh, M.reza 1597 IRI0.001-0.8020-16.00 
  Roshani, Soroush 1424 IRI0.001-0.9320-18.60 
  Khelghatdoust, Amirali 1215 IRI1.0010.01200.20 
  Taghizadeh, Pouria 1329 IRI1.0010.04200.80 
  Talebian Zadeh, Ilia 1591 IRI0.501-0.3020-6.00 
 * 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)
 
 Gilan Super League 18th Round 19-20 Gilan IRI 2022-08-27
RcRownchangeKK*chgGame
 1903 1836 0.50 1 0.09 20 1.80 
  Khadem Erfani, Sobhan 1903 IRI0.5010.09201.80 

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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