Individual Calculations May 2013
 Derakhshani, Borna  Total change: 18.45  Rating chartPersonal card
 Khazar Open Cup Tournament (B) 2013 Rasht IRI 2013-03-01
RcRownchangeKK*chgGame
 1978 1828 3.50 8 1.08 15 16.20 
  Bayramov, Zaur 1975 AZE0.001-0.3015-4.50 
  Fendereski, Nima 1965 IRI0.5010.18152.70 
  Sepahvand, Behnam 1938 IRI1.0010.65159.75 
  Pedram, Mehrdad 1935 IRI1.0010.65159.75 
  Nikfetrat, Hamed 1931 IRI0.5010.14152.10 
  Khatibi, Meysam 2050 IRI0.5010.28154.20 
  Barbari, Abbas 1980 IRI0.001-0.3015-4.50 
  Changaei, Amin 2051 IRI0.001-0.2215-3.30 

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)
 
 Alborz Fajr Cup Tournament (2013) Karaj IRI 2013-03-08
RcRownchangeKK*chgGame
 2092 1828 0.50 2 0.15 15 2.25 
  Maleki, Amir 2120 IRI0.5010.35155.25 
  Kaboodi, Behrang 2064 IRI0.001-0.2015-3.00 

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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