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Individual Calculations September 2012 |
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| Tahbaz, Arash Total change: -7.50 | |   |
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| Iranian Chess Festival (Men 2012) | Hamedan | IRI | 2012-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1872 | 1.00 | 4 | -0.50 | 15 | -7.50 | |
|  Shah Moradi, Mohammad | | | 2092 | IRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Abedini, Morteza | | | 2040 | IRI | 0.00 | 1 | -0.28 | 15 | -4.20 | |  Kazemiyan Eski, Abolfazl | | | 1710 | IRI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Akbari, Gh | | | 2026 | IRI | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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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