Individual Calculations September 2022
 Omidi, Arya  Total change: -7.80  Rating chartPersonal card
 Gilan Super League 18th Round 19-20 Gilan IRI 2022-08-27
RcRownchangeKK*chgGame
 2200 2317 0.50 2 -0.78 10 -7.80 
  Yadegar, Radin 2047 IRI0.001-0.8310-8.30 
  Rastbod, Ali f2352 IRI0.5010.05100.50 

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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