Individual Calculations January 2019
 Lotfi, Aylar  Total change: -10.40  Rating chartPersonal card
 17th Iranian Super League Chess Championship 1397 Round 5-7 Esfahan IRI 2018-12-01
RcRownchangeKK*chgGame
 1973 1850 0.50 3 -0.52 20 -10.40 
  Behzad Nazif, Parva 2020 IRI0.001-0.2820-5.60 
  Esmaeili, Sanaz 1841 IRI0.501-0.0120-0.20 
  Zahedifar, Anahita wf2059 IRI0.001-0.2320-4.60 

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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