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Individual Calculations October 2008 |
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| Maleki, Amir Total change: 7.05 | |   |
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| Iranian Youth Boys Under 18 - 2008 | Tehran | IRI | 2008-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2164 | 2086 | 2.00 | 4 | 0.37 | 25 | 9.25 | |
|  Toufighi, Homayoon | f | | 2408 | IRI | 0.00 | 1 | -0.13 | 25 | -3.25 | |  Darini, Pouria | | | 2239 | IRI | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Molaei, Mohammad | | | 1862 | IRI | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Shamsi, Mohammadossein | | | 2145 | IRI | 1.00 | 1 | 0.58 | 25 | 14.50 | |
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 Festival Zone 1 - 2008 | Tehran | IRI | 2008-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2086 | 3.50 | 6 | 0.38 | 25 | 9.50 | |
| | Molaei, Mohammad | | | 1862 | IRI | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Mahdavirad, Mehdi | | | 2215 | IRI | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Mirzaei, Hossein | | | 2186 | IRI | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Vahidi, Mohammad | f | | 2183 | IRI | 0.00 | 1 | -0.37 | 25 | -9.25 | | | Pourhassannejad, Arash | | | 2007 | IRI | 0.50 | 1 | -0.11 | 25 | -2.75 | | | Mirzaei, Saleh | | | 1962 | IRI | 1.00 | 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) | | | | Asian Youth Chess Championship 2008; Boys Under 18 | Tehran | IRI | 2008-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 2086 | 2.00 | 7 | -0.54 | 25 | -13.50 | |
| | Golizadeh, Asghar | | | 2271 | IRI | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Marwan, Abdulwahab | f | | 2078 | UAE | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Pradeep, Kumar.r.a. | | | 2250 | IND | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Ali, Akar | | | 2025 | IRQ | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Otchiyev, Arslan | | | 2225 | TKM | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Djuraev, Sokhib | f | | 2324 | TJK | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Khoroshev, Nikita | | | 2161 | UZB | 0.50 | 1 | 0.10 | 25 | 2.50 | |
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 | | 2nd Iranian Chess Sport Olympiad (Boys Under 20) | Bojnord | IRI | 2008-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 2086 | 1.00 | 1 | 0.12 | 15 | 1.80 | |
| | Pooreraghian, Mohammadreza | | | 1742 | IRI | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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