Rapid: Individual Calculations January 2017
 Chehrehsa, Farhan  Total change: -14.80  Rating chartPersonal card
 Rapid Chess Tournament Mirza Koochak Gilan 2016 Rasht IRI 2016-12-02
RcRownchangeKK*chgGame
 1619 1569 1.00 4 -0.74 20 -14.80 
  Zabihpoor, Mohammad 1829 IRI0.001-0.1820-3.60 
  Dadmehr, Behdad 1772 IRI0.001-0.2420-4.80 
  Hamzeh Javaran, Koosar 1301 IRI0.001-0.8320-16.60 
  Ayemehdoust, Gholamreza 1575 IRI1.0010.512010.20 

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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