Individual Calculations January 2020
 Safarnezhad, Armin  Total change: 5.20  Rating chartPersonal card
 Mashhad League category 1 Mashhad IRI 2019-11-28
RcRownchangeKK*chgGame
 1277 1587 3.00 4 -0.42 40 -16.80 
  Abrishami, Amirarshia 1230 IRI0.501-0.3940-15.60 
  Shayanmanesh, Alireza 1379 IRI0.501-0.2740-10.80 
  Zhiani, Amirreza 1223 IRI1.0010.10404.00 
  Abrishami, Ardeshir 1276 IRI1.0010.14405.60 

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)
 
 Tabriz 2nd U2000 Chess ( Grand Prophet's Memorial ) Tabriz IRI 2019-12-07
RcRownchangeKK*chgGame
 1592 1587 4.50 8 0.55 40 22.00 
  Pouresmaeil, Naser 1876 IRI0.001-0.1640-6.40 
  Mohammadi Hamed, Masoud 1714 IRI0.5010.17406.80 
  Shahrazad, Hasan 1187  * IRI1.0010.08403.20 
  Azizkhani, Nima 1889 IRI0.001-0.1540-6.00 
  Zolfaghari, Asal 1328 IRI1.0010.18407.20 
  Nazari, Rahim 1895 IRI0.001-0.1440-5.60 
  Zare Zadeh Shahrak, Leila 1411 IRI1.0010.274010.80 
  Pour Asad, Ahad Agha 1436 IRI1.0010.304012.00 
 * 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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