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Individual Calculations April 2009 |
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| Ahmadi, Hejaz Total change: -7.75 | |   |
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| Tehran First Leage Chess Championship- Season 1 | Tehean | IRI | 2008-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1978 | 1.50 | 3 | -0.31 | 25 | -7.75 | |
|  Khorshidi, Mohammad | | | 2125 | IRI | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Khorsandi, Arian | | | 1787 | IRI | 1.00 | 1 | 0.25 | 25 | 6.25 | |  Ghahri, Amin | | | 1777 | IRI | 0.50 | 1 | -0.26 | 25 | -6.50 | |
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) | | |
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