Individual Calculations May 2018
 Rajabi, Mohsen  Total change: -8.20  Rating chartPersonal card
 4th Qazvin Nowrouz Cup - Under 2000 Qazvin IRI 2018-03-27
RcRownchangeKK*chgGame
 1751 1941 6.50 9 -0.02 20 -0.40 
  Movahed, Sina 1541  * IRI0.501-0.4220-8.40 
  Zeyni Vand, Ali 1541  * IRI1.0010.08201.60 
  Ghanbaralifarzad, Mohammad Hosei 1705 IRI1.0010.20204.00 
  Rahmani, Raza 1733 IRI1.0010.23204.60 
  Samsam, Farhad 1964 IRI1.0010.532010.60 
  Fathi, Himan 1931 IRI0.001-0.5120-10.20 
  Badihi, Seyed Esmaeil 1828 IRI0.501-0.1520-3.00 
  Amirpour, Saman 1766 IRI0.501-0.2320-4.60 
  Soudmand, Sayed Mohsen 1746 IRI1.0010.25205.00 
 * 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)
 
 Tehran Standrad 22-26 Farvardin 1397 Tehran IRI 2018-04-11
RcRownchangeKK*chgGame
 1587 1941 0.50 1 -0.39 20 -7.80 
  Shahbazpour, Bijan 1587 IRI0.501-0.3920-7.80 

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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