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Individual Calculations October 2008 |
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| Barzigar, Behrang Total change: 48.45 | |   |
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| Iranian Junior Chess Championship (Boys Under 20) | Zahedan | IRI | 2008-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2088 | 4.00 | 6 | 1.95 | 15 | 29.25 | |
|  Toufighi, Homayoon | f | | 2426 | IRI | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Shamsi, Mohammad Hossein | | | 2184 | IRI | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Darini, Pouria | | | 2257 | IRI | 0.50 | 1 | 0.22 | 15 | 3.30 | |  Avakh, Erfan | | | 2166 | IRI | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Sedaghati, Mehrdad | | | 2100 | IRI | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Fathi, Himan | | | 2153 | IRI | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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) | | | | 2nd Iranian Chess Sport Olympiad (Boys Under 20) | Bojnord | IRI | 2008-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 2088 | 3.00 | 4 | 0.59 | 15 | 8.85 | |
| | Nazemi, Pedram | | | 1860 | IRI | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Hossein Zadeh, Nima | | | 2054 | IRI | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Iranfar, Amir | | | 1863 | IRI | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Khademi, Miran | | | 2245 | IRI | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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) | | | | 3rd Iranian Chess Championship of Zone 2 -2008 | Gorgan | IRI | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 2088 | 3.00 | 4 | 0.69 | 15 | 10.35 | |
| | Valizadeh, Ali | | | 2037 | IRI | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Azadbakhsh, Farshid | | | 1840 | IRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Mousavi, Seid Milad | | | 2160 | IRI | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Mousavi, Seid Khalil | | | 2065 | IRI | 1.00 | 1 | 0.47 | 15 | 7.05 | |
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) | | |
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