Individual Calculations August 2013
 Ghaffarian, Amir Hossein  Total change: 10.65  Rating chartPersonal card
 Ramadan Open Chess Tournament 2013 Tehran IRI 2013-07-05
RcRownchangeKK*chgGame
 1867 1833 4.00 7 0.71 15 10.65 
  Nikzaban, Ehsan 2026 IRI1.0010.751511.25 
  Pilvaieh, Ali 2187 IRI0.001-0.1115-1.65 
  Rajabi, Mohsen 2016 IRI0.001-0.2615-3.90 
  Jalalat, Behrouz 1668 IRI0.501-0.2215-3.30 
  Miladi, Hojatollah 1706 IRI0.501-0.1715-2.55 
  Ebrahimi, Reza 1726 IRI1.0010.35155.25 
  Oromie, Alireza 1740 IRI1.0010.37155.55 

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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