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Individual Calculations September 2019 |
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| Rostami, Roohollah Total change: 32.00 | |   |
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| 9th Qazvin Cup - A Group (U-2100) | Qazvin | IRI | 2019-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1815 | 4.50 | 8 | 0.73 | 20 | 14.60 | |
|  Kaboudi, Seyed Behrang | | | 2026 | IRI | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Teimouri Yadkuri, Shahdad | | | 1567 | IRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Safiri, Ali | | | 1973 | IRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Shahsavari, Mahan | | | 1415 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Baghipour, Alborz | | | 1940 | IRI | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Poudineh, Amirhosein | | | 1626 | IRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Faryad, H. A | | | 2029 | IRI | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Elahi, Abdollah | | | 2046 | IRI | 0.50 | 1 | 0.29 | 20 | 5.80 | | | * 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) | | | | 3rd Aftab international Chess Festival 2019 - Under 1900 Group | Khomein | IRI | 2019-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1770 | 6.00 | 9 | 0.87 | 20 | 17.40 | |
| | Kamran Nia, Helia | | | 1370 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Edalatkhah, Mohsen | | | 1482 | IRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Amirpour, Saman | | | 1870 | IRI | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Moradi, Kaveh | | | 1868 | IRI | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Zolfaghari, Mohammad Javad | | | 1822 | IRI | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Borazjani, Alireza | | | 1879 | IRI | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Sejdeh, Amirsam | | | 1407 | IRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Abbasi, Meisam | | | 1856 | IRI | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Fardbehbahani, Behnam | | | 1710 | IRI | 1.00 | 1 | 0.42 | 20 | 8.40 | | | * 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) | | |
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