Individual Calculations October 2018
 Hooshdarmahjoob, Navid  Total change: -73.20  Rating chartPersonal card
 3rd Iranian Amateur Under 2000 Chess Championship 1397 Zanjan IRI 2018-09-10
RcRownchangeKK*chgGame
 1783 1986 3.50 9 -3.31 20 -66.20 
  Nadernia, Niki 1801 IRI0.501-0.2420-4.80 
  Najafi Tabar, Aydin 1789 IRI0.501-0.2520-5.00 
  Rostami, Mohsen 1768 IRI1.0010.22204.40 
  Zahmati, Sobhan 1847 IRI0.001-0.6920-13.80 
  Afshani, Matin 1774 IRI1.0010.23204.60 
  Rostami, Hossein 1709 IRI0.001-0.8320-16.60 
  Pouresmaeil, Naser 1899 IRI0.501-0.1220-2.40 
  Motaghi, Sina 1747 IRI0.001-0.8020-16.00 
  Ebrahimi Herab, Hamidreza 1717 IRI0.001-0.8320-16.60 

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)
 
 round 1 Rasht IRI 2018-09-28
RcRownchangeKK*chgGame
 1685 1986 0.50 1 -0.35 20 -7.00 
  Koochaki Delijani, Akbar 1685 IRI0.501-0.3520-7.00 

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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