Individual Calculations May 2014
 Valizadeh, Ali  Total change: -15.90  Rating chartPersonal card
 Mazandaran First League (Men 2013) Sari IRI 2013-10-27
RcRownchangeKK*chgGame
 2062 2191 3.50 7 -1.06 15 -15.90 
  Mohammadi, Mohammad Mehdi 1842 IRI0.501-0.3915-5.85 
  Valookolaei, Saeid 1903 IRI1.0010.16152.40 
  Sharbaf, Mohsen m2424 IRI0.001-0.2115-3.15 
  Naderi, Abdollah 2160 IRI0.001-0.5415-8.10 
  Oliyazade, Pooya 2007 IRI1.0010.26153.90 
  Ghasempoor, Abdollah 1935 IRI1.0010.19152.85 
  Khamisi, S Jafar 2166 IRI0.001-0.5315-7.95 

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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