Individual Calculations April 2009
 Bahrami, Behrad  Total change: -49.75  Rating chartPersonal card
 13th Iranian First League ( men ) Ahvaz IRI 2008-12-14
RcRownchangeKK*chgGame
 2121 2082 0.00 2 -0.90 25 -22.50 
  Mehdiabadi, Behrang 2012 IRI0.001-0.6025-15.00 
  Banirashid, Saeid 2229 IRI0.001-0.3025-7.50 

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)
 
 7th Int. Caspian Cup (B,Class-men) Rasht IRI 2009-02-10
RcRownchangeKK*chgGame
 1831 2082 0.50 2 -1.09 25 -27.25 
  Mozafar, Milad 1930 IRI0.501-0.2025-5.00 
  Ghanbari, Mahdi 1732 IRI0.001-0.8925-22.25 

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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