Individual Calculations April 2023
 Jafari, Vajiollah  Total change: 44.00  Rating chartPersonal card
 Iranian Blinds Mens Championship_B1 Babolsar IRI 2023-02-25
RcRownchangeKK*chgGame
 1463 1387 3.50 6 0.74 40 29.60 
  Alizadeh, Mohammad Reza 1717 IRI0.001-0.1240-4.80 
  Nazari, Moharam 1135 IRI1.0010.19407.60 
  Mohammadalizadeh Lashkari, Erfan 1575 IRI0.001-0.2640-10.40 
  Fardi, Ali 1123 IRI1.0010.18407.20 
  Ghadiri, H.a. 2027 IRI0.5010.494019.60 
  Shabanalizadeh, Karim 1200 IRI1.0010.264010.40 

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)
 
 19th Gilan 3rd League Round 5 Gilan IRI 2023-03-10
RcRownchangeKK*chgGame
 1288 1387 1.00 1 0.36 40 14.40 
  Rezapoor, Ashkan 1288 IRI1.0010.364014.40 

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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