Rapid: Individual Calculations July 2023
 Ghaffarpoor, Esmaeil  Total change: 13.80  Rating chartPersonal card
 2nd Maragheh Sahand club weekly rapid chess tournament Tabriz IRI 2023-06-01
RcRownchangeKK*chgGame
 1504 1477 3.50 5 1.12 20 22.40 
  Jafar Bonyad, Reza 1506 IRI1.0010.542010.80 
  Medghalchi, Mohammad 1552 IRI1.0010.602012.00 
  Samadifar, Mahdi 1862 IRI0.5010.41208.20 
  Moazzen, Amirali 1437 IRI0.001-0.5620-11.20 
  Farzanfar, Farzad 1161 IRI1.0010.13202.60 

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)
 
 4th Maragheh Sahand club weekly rapid chess tournament Tabriz IRI 2023-06-15
RcRownchangeKK*chgGame
 1393 1477 2.00 4 -0.31 20 -6.20 
  Zeynali, Ali 1676 IRI0.001-0.2420-4.80 
  Kheirollahi Vash, Ahmad 1630 IRI0.001-0.3020-6.00 
  Saeidi, Elshan 1105 IRI1.0010.10202.00 
  Farzanfar, Farzad 1161 IRI1.0010.13202.60 

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)
 
 3rd Maragheh Sahand club weekly rapid chess tournament Tabriz IRI 2023-06-27
RcRownchangeKK*chgGame
 1449 1477 2.00 4 -0.12 20 -2.40 
  Golshaani, Taha 1928 IRI0.001-0.0620-1.20 
  Seyfi, Hadi 1112 IRI1.0010.10202.00 
  Darabi, Kaveh 1078 IRI1.0010.08201.60 
  Zeynali, Ali 1676 IRI0.001-0.2420-4.80 

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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