Individual Calculations April 2023
 Saadati, Behrooz  Total change: -16.20  Rating chartPersonal card
 Bahar Narenj Cup (Standard) Mazandaran IRI 2023-03-19
RcRownchangeKK*chgGame
 1559 1809 4.50 7 -0.81 20 -16.20 
  Zare, Nazanin Zahra 1393 IRI1.0010.07201.40 
  Abedi, Sorosh 1583 IRI0.001-0.7920-15.80 
  Ramezani, Sam 1409  * IRI1.0010.08201.60 
  Nanavar, Pouyan 1379 IRI0.501-0.4320-8.60 
  Zarei, Mohammadtaha 1342 IRI1.0010.05201.00 
  Keshani, Kian 1704 IRI1.0010.36207.20 
  Khademi, Mahdi 2106 IRI0.001-0.1520-3.00 
 * 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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