Individual Calculations September 2022
 Bararjani, Mohamad  Total change: -5.20  Rating chartPersonal card
 Lahijan Standard Cup (U 2200) Lahijan IRI 2022-08-15
RcRownchangeKK*chgGame
 1693 1862 6.50 9 0.42 20 8.40 
  Mehrabi, Parham 1462  * IRI1.0010.08201.60 
  Biriya, Yadollah 1393 IRI1.0010.05201.00 
  Rafaati, Radin 1564 IRI1.0010.15203.00 
  Kanani, Anoosh 1845 IRI0.501-0.0220-0.40 
  Sadeghifar, Mohammadreza 1613 IRI1.0010.19203.80 
  Gerayeli, Kiarash 2038 IRI0.5010.23204.60 
  Kafshgar Gohari, Reza 1505 IRI1.0010.11202.20 
  Eghdam, Pouria 1965 IRI0.5010.14202.80 
  Baghaei, Mehrad 1855 IRI0.001-0.5120-10.20 
 * 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)
 
 18th Gilan second league 1400 Round 9-10 Gilan IRI 2022-08-27
RcRownchangeKK*chgGame
 1727 1862 0.00 1 -0.68 20 -13.60 
  Nezamzadeh, Mahyar 1727 IRI0.001-0.6820-13.60 

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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