Individual Calculations December 2017
 Atakhan, Abtin  Total change: 57.20  Rating chartPersonal card
 2nd Paytakht Standard Cup 1396 U2100 Tehran IRI 2017-10-24
RcRownchangeKK*chgGame
 1913 1972 6.50 9 1.43 40 57.20 
  Roostapisheh, Payam 1714 IRI1.0010.18407.20 
  Khachatourians, Teni 1807 IRI1.0010.284011.20 
  Kooshki Jahromi, Sobhan 1579 IRI1.0010.08403.20 
  Mohammed, Ali Mahdial-Kinani c2053 IRQ1.0010.614024.40 
  Falah, Mehdi 2039 IRI1.0010.594023.60 
  Shafaee, H. 2052 IRI0.5010.11404.40 
  Rajabi, Mohsen 1944 IRI0.001-0.5440-21.60 
  Esmaeilnejad, Mohammad Amin 2008 IRI1.0010.554022.00 
  Nazari, Arad 2023 IRI0.001-0.4340-17.20 

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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