Individual Calculations April 2023
 Shalipour Jafari, Shahin  Total change: -31.00  Rating chartPersonal card
 Bahar Narenj Cup (Standard) Mazandaran IRI 2023-03-19
RcRownchangeKK*chgGame
 1490 1660 2.00 5 -1.55 20 -31.00 
  Taj Dini, Hasti 1274 IRI1.0010.09201.80 
  Khademi, Mohammad Miran f2160 IRI0.001-0.0420-0.80 
  Zarei, Mohammadtaha 1342 IRI0.001-0.8720-17.40 
  Torabi, Arman 1260  * IRI1.0010.08201.60 
  Alavi, Mir Mahmood 1412 IRI0.001-0.8120-16.20 
 * 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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