Rapid: Individual Calculations January 2022
 Ghayourifar, Ali  Total change: 25.40  Rating chartPersonal card
 9th IRCF Weekly Rapid Tournament 1400 Tehran IRI 2021-12-03
RcRownchangeKK*chgGame
 1527 1736 6.50 8 0.77 20 15.40 
  Tabaei, Keyvan 1442 IRI0.001-0.8520-17.00 
  Hoseinpanahi, Mohammadreza 1510 IRI0.501-0.2920-5.80 
  Amir Afshari, Rayan 1452 IRI1.0010.16203.20 
  Talebian Zadeh, Ilia 1334 IRI1.0010.08201.60 
  Abdi, Morteza 1413 IRI1.0010.13202.60 
  Malaki, Panteha 1200 IRI1.0010.03200.60 
  Mohandesi, Shahin m1922 IRI1.0010.742014.80 
  Pilvaieh, Ali 1946 IRI1.0010.772015.40 

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)
 
 11th IRCF Weekly Rapid Tournament 1400 Tehran IRI 2021-12-18
RcRownchangeKK*chgGame
 1688 1736 4.00 7 0.49 20 9.80 
  Hakemi, Arman f2143 IRI0.001-0.0820-1.60 
  Shamsi, Shayegan 1066 IRI1.0010.01200.20 
  Borzou, Siavash 1204 IRI1.0010.03200.60 
  Tabaei, Keyvan 1442 IRI1.0010.15203.00 
  Asgharzadeh, Mitra wf1883 IRI1.0010.702014.00 
  Kashefi, Amir Hosein f2137 IRI0.001-0.0820-1.60 
  Sadeghi Givi, Reza 1939 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)
 
 9th Mehdi Bouyeh Rapid Cup 1400 Qazvin IRI 2021-12-24
RcRownchangeKK*chgGame
 1689 1736 5.50 10 0.01 20 0.20 
  Kimiaei, Amir Mohammad 1130 IRI1.0010.02200.40 
  Hakemi, Arman f2143 IRI0.001-0.0820-1.60 
  Nazari Nia, Shahram 1460 IRI1.0010.17203.40 
  Hosseinzadeh, Nima f2222 IRI0.5010.46209.20 
  Ghorbani, Hadi f2045 IRI0.001-0.1420-2.80 
  Jahankhani, Hojatollah 1560 IRI0.001-0.7320-14.60 
  Gholizadeh, Majid 1332 IRI1.0010.08201.60 
  Kaveh, Taghi 1564 IRI1.0010.27205.40 
  Kakavand, Ramtin 1491 IRI1.0010.20204.00 
  Shahali, Milad 1939 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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