Individual Calculations May 2012
 Rahmani, Iraj  Total change: 1.50  Rating chartPersonal card
 10th Khazar Open Chess Tournament B ( Rated U-2100) Rasht IRI 2012-02-29
RcRownchangeKK*chgGame
 1903 1579 1.00 7 0.05 30 1.50 
  Abedi, Amin 1979  * IRI0.001-0.0830-2.40 
  Khallaghi, Masoud 1928 IRI0.001-0.1130-3.30 
  Kish Oghli, Asgar 1952 IRI0.001-0.1030-3.00 
  Omoorisarabi, Ilia 1915 IRI0.001-0.1230-3.60 
  Hasanpour, Sajad 1880 IRI1.0010.853025.50 
  Hedayati, Vahid 1890 IRI0.001-0.1430-4.20 
  Zahedi, Iraj 1774 IRI0.001-0.2530-7.50 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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