Individual Calculations January 2024
 Khoshkalam, Seyed Mehrab  Total change: -9.80  Rating chartPersonal card
 20th Gilan Super League Round 4-6 Gilan IRI 2023-12-27
RcRownchangeKK*chgGame
 2077 2266 1.00 2 -0.49 20 -9.80 
  Salimiyan, Behzad 2111 IRI0.001-0.7120-14.20 
  Ahmadi, Barad 2042 IRI1.0010.22204.40 

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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