Individual Calculations May 2024
 Mohammadi, Mahziar  Total change: 13.20  Rating chartPersonal card
 Markazi Boys U16 Arak IRI 2024-03-30
RcRownchangeKK*chgGame
 1661 1536 1.00 2 0.33 40 13.20 
  Davodi, Yasan 1610 IRI0.5010.10404.00 
  Biglarifard, Maziyar 1711 IRI0.5010.23409.20 

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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