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Individual Calculations September 2010 |
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| Ghaffarian, Amir Hossein Total change: -3.75 | |   |
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| Tehran Chess Championship 1389 | Tehran | IRI | 2010-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1764 | 0.00 | 2 | -0.36 | 25 | -9.00 | |
|  Mari Ooriad, Pouya | | | 2164 * | IRI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Faramarzi, Vahid | | | 1931 | IRI | 0.00 | 1 | -0.28 | 25 | -7.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 9th Iranian Chess Festival [Men] 1389 | Mashhad | IRI | 2010-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1764 | 0.50 | 2 | 0.21 | 25 | 5.25 | |
| | Azadbakhsh, Farshid | | | 2047 | IRI | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Fayyazi, A R | | | 2083 | IRI | 0.50 | 1 | 0.37 | 25 | 9.25 | |
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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