Individual Calculations September 2022
 Jaffari, Mohammad  Total change: 53.20  Rating chartPersonal card
 5th Atrak Standard Cup 1401 U2200 Esfarayen IRI 2022-08-11
RcRownchangeKK*chgGame
 1490 1282 3.00 7 1.33 40 53.20 
  Naderian, Farhad 1577 IRI0.5010.354014.00 
  Eslam, Vahid 1472 IRI0.001-0.2540-10.00 
  Khalili, Reza 1533 IRI0.5010.314012.40 
  Khan Ahmadi, Mohammad Reza 1429 IRI0.001-0.3040-12.00 
  Rajabi, Ali 1350 IRI1.0010.594023.60 
  Poyamanesh, Amin 1551 IRI1.0010.834033.20 
  Asadi, Mehrsam 1518 IRI0.001-0.2040-8.00 

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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