Individual Calculations October 2016
 Seyfikar, Ahmad  Total change: 14.00  Rating chartPersonal card
 13th international chess festival avicenna Open Group B Hamedan IRI 2016-08-24
RcRownchangeKK*chgGame
 1745 1456 1.00 4 0.35 40 14.00 
  Javadi, Jalal 1830 IRI0.001-0.1040-4.00 
  Shahsavari, Sorena 1738 IRI1.0010.844033.60 
  Darini, Iliya 1691 IRI0.001-0.2140-8.40 
  Bayat, Ali 1721 IRI0.001-0.1840-7.20 

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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