Individual Calculations October 2008
 Hammatizadeh, N  Total change: -3.60  Rating chartPersonal card
 2nd Iranian Women Super Leage Chess Championship (First Season) Farzanegan Cup Various City in Iran IRI 2008-07-10
RcRownchangeKK*chgGame
 1689 1869 1.00 2 -0.47 15 -7.05 
  Alavi, Homa 1723 IRI0.001-0.7015-10.50 
  Mahboobi, Shiva 1654 IRI1.0010.23153.45 

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)
 
 2nd ranian Sport Olympiad-Girls Under 20 Bojnord IRI 2008-07-26
RcRownchangeKK*chgGame
 2041 1869 0.50 1 0.23 15 3.45 
  Tajik, Sareh 2041 IRI0.5010.23153.45 

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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