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Individual Calculations November 2011 |
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| Derakhshani, Borna Total change: 32.40 | |   |
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| 3rd Zendeh Roud International open chess tournament | Isfahan | IRI | 2011-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 1689 | 2.00 | 6 | 1.13 | 15 | 16.95 | |
|  Vassalam, M T | | | 2089 * | IRI | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Baghirov, Ramis Mammadkhan Oglu | | | 1973 | AZE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Javidfard, Amirsalar | | | 2032 | IRI | 1.00 | 1 | 0.88 | 15 | 13.20 | |  Roohparvar, A Reza | | | 2043 | IRI | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Derakhshani, Dorsa | | | 1971 | IRI | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Ghasem Karimi, Adib | | | 1893 | IRI | 0.50 | 1 | 0.26 | 15 | 3.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Mehr Open Chess Tournament 2011 | Tehran | IRI | 2011-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1689 | 2.00 | 6 | 1.03 | 15 | 15.45 | |
| | Godarz, Kasra | | | 2000 | IRI | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Mahmoodi, Reza | | | 1970 | IRI | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Sedghi, Babak | | | 2020 | IRI | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Tabatabaei, M Amin | f | | 2011 | IRI | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Khorsandi, Arian | | | 1950 | IRI | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Akhgari, Reza | | | 1890 | IRI | 0.50 | 1 | 0.26 | 15 | 3.90 | |
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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