Individual Calculations August 2017
 Samadi, Mostafa  Total change: 23.60  Rating chartPersonal card
 Esfahan Chess Championship Men 1396 Esfahan IRI 2017-07-12
RcRownchangeKK*chgGame
 1521 1495 2.00 3 0.59 40 23.60 
  Rabi, Amir 1449 IRI1.0010.444017.60 
  Abaspoor Dehghani, Mahdi 1401 IRI1.0010.374014.80 
  Keikhosravi, Saeid 1714 IRI0.001-0.2240-8.80 

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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