Individual Calculations September 2022
 Momtahan, Hossein  Total change: 6.60  Rating chartPersonal card
 Fars State Cup Standard Competetion Fars IRI 2022-08-27
RcRownchangeKK*chgGame
 1523 1788 6.50 8 0.33 20 6.60 
  Mahmoudi, Mohammad Ehsan 1388  * IRI1.0010.08201.60 
  Zare, Hossein 1381 IRI0.501-0.4220-8.40 
  Ranginkaman, Arman 1182 IRI1.0010.02200.40 
  Ghaedi, Aria 1486 IRI1.0010.15203.00 
  Ameri, Mohammad 1496 IRI1.0010.15203.00 
  Shirazi, Milad 1757 IRI1.0010.46209.20 
  Hajari, Mehdi 1720 IRI0.501-0.0920-1.80 
  Dehghani, Parsa 1776 IRI0.501-0.0220-0.40 
 * 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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