Individual Calculations July 2023
 Madineh, Seyed Matin  Total change: -37.20  Rating chartPersonal card
 Esfahan City Chess Championship (Open) 1402 Esfahan IRI 2023-06-21
RcRownchangeKK*chgGame
 1278 1243 0.00 2 -0.93 40 -37.20 
  Edalati, Parsa 1512 IRI0.001-0.1740-6.80 
  Hatami, Farnia 1044 IRI0.001-0.7640-30.40 

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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