Individual Calculations September 2017
 Ahmadi, Abolfazl  Total change: 40.80  Rating chartPersonal card
 2nd Iranian Amateurs Championship 1396 U1700 Zanjan IRI 2017-07-27
RcRownchangeKK*chgGame
 1487 1494 4.50 7 1.02 40 40.80 
  Mashhadi, Fatemeh 1149 IRI0.501-0.3940-15.60 
  Binazadeh, Siavash 1349 IRI1.0010.314012.40 
  Hosseini, Alireza 1241 IRI1.0010.19407.60 
  Alimardani, Amir H 1632 IRI1.0010.694027.60 
  Naghdi, Amir 1709 IRI1.0010.774030.80 
  Nikoo, Yunes 1699 IRI0.001-0.2440-9.60 
  Amiri, Erfan 1632 IRI0.001-0.3140-12.40 

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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