Individual Calculations May 2019
 Ahmadi Tabar, Hossein  Total change: 12.00  Rating chartPersonal card
 Shirvan Arashk Standard Cup Farvardin 1398 North Khorasan IRI 2019-04-17
RcRownchangeKK*chgGame
 1665 1851 6.00 8 0.30 40 12.00 
  Bagherzadeh, Narges 1451  * IRI1.0010.08403.20 
  Sherafat, Javad 1556 IRI1.0010.15406.00 
  Rafat, Hasan 1646 IRI1.0010.24409.60 
  Karamzadeh, Mostafa 1943 IRI0.001-0.3740-14.80 
  Ojaghi, Mehrad 1725 IRI0.501-0.1740-6.80 
  Assarzadeh, Nazanin Fatemeh 1451  * IRI1.0010.08403.20 
  Farahmand, Amir 1688 IRI1.0010.284011.20 
  Hejazi, Milad 1856 IRI0.5010.01400.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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