Individual Calculations February 2019
 Mansouri, Arvin  Total change: 3.60  Rating chartPersonal card
 Gilan Second League Round 7-8 Gilan IRI 2019-01-28
RcRownchangeKK*chgGame
 1346 1107 0.50 2 0.09 40 3.60 
  Novin , Reza 1280 IRI0.5010.23409.20 
  Javadi, Mousa 1412 IRI0.001-0.1440-5.60 

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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