Individual Calculations August 2018
 Biriya, Mohammadamin  Total change: 64.80  Rating chartPersonal card
 Gilan chess Championship 1397 Rasht IRI 2018-07-02
RcRownchangeKK*chgGame
 1581 1525 4.50 8 1.06 40 42.40 
  Hoseini, S.alireza 1852 IRI0.001-0.1340-5.20 
  Javanmard, Aryana 1134 IRI1.0010.09403.60 
  Shaabani, Amin 1842 IRI0.5010.374014.80 
  Dadmehr, Behdad 1660 IRI0.001-0.3240-12.80 
  Rabbani, Mohammad Hossein 1360 IRI1.0010.284011.20 
  Khoshkalam, Seyed Mahan 1770 IRI0.001-0.2040-8.00 
  Yazdani, Alireza 1366 IRI1.0010.294011.60 
  Partovi Rad, Diba 1661 IRI1.0010.684027.20 

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)
 
 Gilan Boys Under14 Championship 1397 Rasht IRI 2018-07-26
RcRownchangeKK*chgGame
 1541 1525 2.50 4 0.56 40 22.40 
  Partovi, Arta 1157 IRI1.0010.10404.00 
  Rostami, Mohsen 1925  * IRI0.5010.424016.80 
  Molaei, Arian 1518 IRI0.501-0.0140-0.40 
  Amiri, Amirali 1563 IRI0.5010.05402.00 
 * 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)
 

 

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