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Individual Calculations November 2009 |
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| Derakhshani, Dorsa Total change: -6.35 | |   |
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| Iranian Junior Chess Championship (Girls Under 20) 2009 | Tehran | IRI | 2009-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1749 | 2.00 | 5 | 0.10 | 25 | 2.50 | |
|  Khalaji, Hanieh | | | 1914 | IRI | 0.50 | 1 | 0.22 | 25 | 5.50 | |  Bagheri Taleghani, Nadia | | | 1783 | IRI | 0.50 | 1 | 0.05 | 25 | 1.25 | | | Moradi, Kimia | | | 1802 | IRI | 0.00 | 1 | -0.43 | 25 | -10.75 | | | Vardkar, Mariam | | | 1811 | IRI | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Rahimi, Tara | | | 1872 | IRI | 0.00 | 1 | -0.33 | 25 | -8.25 | |
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) | | | NOTE: K factor changed | | Iranian Semi Final 2009 (Women) | Tehran | IRI | 2009-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1771 | 0.50 | 3 | -0.59 | 15 | -8.85 | |
| | Khalaji, Hanieh | | | 1901 | IRI | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Goli Pour, Haleh | | | 1745 | IRI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Bayat, Shohreh | | wf | 1979 | IRI | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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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