Individual Calculations September 2013
 Shafiei, Mahdi  Total change: -15.60  Rating chartPersonal card
 Qods Cup Under 16 (2013) Tehran IRI 2013-07-27
RcRownchangeKK*chgGame
 1692 1691 2.50 6 -0.52 30 -15.60 
  Karimi, Mohammad 2006 IRI0.001-0.1430-4.20 
  Abdolmohammadi, Milad 1460 IRI1.0010.21306.30 
  Bakhodaei, Danial 1591 IRI1.0010.363010.80 
  Zahedifar, Anahita 1813 IRI0.5010.17305.10 
  Ganjali, Hossein 1816 IRI0.001-0.3330-9.90 
  Tehranifarshid, Pouya 1463 IRI0.001-0.7930-23.70 

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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