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Individual Calculations April 2009 |
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| Koohestani, Sh. Total change: 0.75 | |   |
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| 17th International Fajr Chess Open Tournament | Kish Island | IRI | 2009-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2121 | 2.00 | 5 | 0.09 | 15 | 1.35 | |
|  Mirzoev, Azer | g | | 2471 | AZE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Aghidatmand, Alireza | | | 1771 | IRI | 1.00 | 1 | 0.11 | 15 | 1.65 | |  Darban, Morteza | m | | 2385 | IRI | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Hayrapetian, Arman | m | | 2404 | ARM | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Saba, Earaj | | | 2070 | IRI | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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) | | | | 7th Int. Caspian Cup (B,Class-men) | Rasht | IRI | 2009-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 2121 | 4.00 | 6 | -0.04 | 15 | -0.60 | |
| | Razipour, Sohrab | | | 2002 | IRI | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Javanbakht, Nima | | | 1978 | IRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Ebrahimi, Mohammad | | | 2022 | IRI | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Rahmati, Mostafa | | | 2051 | IRI | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Bayramov, Elkhan Hayat Oglu | | | 1909 | AZE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Torkamannejad, Javad | | | 1990 | IRI | 0.00 | 1 | -0.68 | 15 | -10.20 | |
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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