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Individual Calculations April 2009 |
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| Hosseinipour, Mehdi Total change: 11.10 | |   |
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| 13th Iranian First League ( men ) | Ahvaz | IRI | 2008-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 2062 | 2.00 | 4 | -0.35 | 15 | -5.25 | |
|  Chegini, Milad | | | 2069 | IRI | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Nikbin, Saeed | | | 2096 | IRI | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Mehrabi, Morteza | | | 1866 | IRI | 0.00 | 1 | -0.75 | 15 | -11.25 | |  Maddahiharandi, Mohammad | | | 1941 | IRI | 1.00 | 1 | 0.34 | 15 | 5.10 | |
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) | | | | 17th International Fajr Chess Open Tournament | Kish Island | IRI | 2009-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2103 | 3.50 | 7 | 1.09 | 15 | 16.35 | |
| | Bagheri, Amir | g | | 2453 | IRI | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Hayrapetian, Arman | m | | 2404 | ARM | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Sharbaf, Mohsen | f | | 2421 | IRI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Nasri, Amin | | | 2348 | IRI | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Harutjunyan, Gevorg | g | | 2453 | ARM | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Ghahri, Amin | | | 1777 | IRI | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Ghodratian, Mohammad | | | 1814 | IRI | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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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