Individual Calculations June 2013
 Ghaemmaghami, Pegah  Total change: 12.45  Rating chartPersonal card
 Farvardin Open Chess Tournament 2013 Tehran IRI 2013-04-13
RcRownchangeKK*chgGame
 1946 1690 2.00 6 0.83 15 12.45 
  Nikzaban, Ehsan 2040 IRI0.001-0.1115-1.65 
  Chavoshi, Rahim 1836 IRI0.5010.20153.00 
  Fendereski, Nima 1965 IRI1.0010.831512.45 
  Hejazi, Seyed Mehdi 2067 IRI0.001-0.0915-1.35 
  Abdi, Jabbar 1893 IRI0.5010.26153.90 
  Hakkaki Fard, Pedram 1872 IRI0.001-0.2615-3.90 

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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