Rapid: Individual Calculations January 2024
 Jafarnejad, Jafar  Total change: -18.60  Rating chartPersonal card
 Ahouran's Rapid Tournoment (16 Azar, University Students Day Memorial) Tehran IRI 2023-12-23
RcRownchangeKK*chgGame
 1266 1345 5.00 8 0.14 20 2.80 
  Mirzaie, Amir Arsalan 1260 IRI1.0010.38207.60 
  Rajabi, Mohsen 1693 IRI0.001-0.1120-2.20 
  Elyasi, Mani 1027 IRI1.0010.13202.60 
  Shahgholi, Ali 1677 IRI0.001-0.1220-2.40 
  Naderi, Shahan 1086 IRI1.0010.18203.60 
  Nadalizadeh, Artin 1143 IRI1.0010.24204.80 
  Beigi Amin, Bisan 1111 IRI0.001-0.7920-15.80 
  Maleki Azar Kharani, Bahareh 1133 IRI1.0010.23204.60 

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)
 
 20th Chess To Infinity Weekly Rapid Tournaments 1402 Tehran IRI 2023-12-29
RcRownchangeKK*chgGame
 1440 1345 1.50 6 -1.07 20 -21.40 
  Mohammadi Fard, Hamid Reza 1567 IRI0.001-0.2220-4.40 
  Mohammad Taghi, Darya 1166 IRI1.0010.27205.40 
  Teymourlou, Ahmad 1904 IRI0.001-0.0320-0.60 
  Maleki, Mir Mahdi 1654 IRI0.001-0.1420-2.80 
  Mirafzali Saryazd, Seyed Mohammad 1127 IRI0.501-0.2820-5.60 
  Kazemi, Ghazal 1219 IRI0.001-0.6720-13.40 

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)
 

 

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