Individual Calculations January 2022
 Abbaszadeh, Amin  Total change: -18.80  Rating chartPersonal card
 1st Sardar Jangal Cup (Memorial of Mirza Kouchak Khan Jangali) Rasht IRI 2021-12-04
RcRownchangeKK*chgGame
 1518 1630 4.50 8 -0.47 40 -18.80 
  Paktinat, Zhina 2013 IRI0.001-0.0940-3.60 
  Pir, Mehrdad 1287 IRI1.0010.12404.80 
  Khalili, Hosein 1279 IRI0.001-0.8940-35.60 
  Shahmohammadi, Dorsa 1262 IRI1.0010.10404.00 
  Pourakbari, Taha 1310 IRI1.0010.13405.20 
  Mahdavi, Mahdis 1792 IRI0.001-0.2940-11.60 
  Yazdani, Mohammadhosein 1353 IRI1.0010.17406.80 
  Ghayourifar, Ali 1846 IRI0.5010.284011.20 

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)
 

 

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