Rapid: Individual Calculations November 2021
 Zafar Kargar Yazdi, Erfan  Total change: 14.20  Rating chartPersonal card
 Rapid Cup Sacred Defense Week Khorasan Razavi 1400 Mashhad IRI 2021-09-29
RcRownchangeKK*chgGame
 1398 1363 3.50 6 0.71 20 14.20 
  Sahamian Moghaddam, Amir Ali 1071 IRI1.0010.15203.00 
  Ahmadi, Seyedeh Malihe 1633 IRI0.001-0.1720-3.40 
  Sharif, Hasti 1217 IRI1.0010.30206.00 
  Rahmani, Asef 1724 AFG0.5010.40208.00 
  Movahedi Aliabadi, Hamid 1517 IRI0.5010.21204.20 
  Javanshiri, Artan 1227 IRI0.501-0.1820-3.60 

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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