Individual Calculations October 2022
 Vahabi, Hamid  Total change: -3.40  Rating chartPersonal card
 4th Shahid hojjaji chess tournament Najaf Abad IRI 2022-09-15
RcRownchangeKK*chgGame
 1372 1272 2.50 7 -0.17 20 -3.40 
  Nasiri, Mohammad Naeim 1595 IRI0.001-0.1320-2.60 
  Rezaee, Mohammad Naser 1399 IRI1.0010.672013.40 
  Samimi, Rasoul 1403 IRI0.5010.18203.60 
  Aghababaee, Asghar 1635 IRI0.001-0.1020-2.00 
  Karbasian, Radmehr 1002 IRI1.0010.17203.40 
  Tanavar, Mohammadreza 1445 IRI0.001-0.2720-5.40 
  Kargar Jahromi, Tannaz 1127 IRI0.001-0.6920-13.80 

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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