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Individual Calculations September 2019 |
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| Tavana, Amirmahdi Total change: 3.60 | |   |
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| 3rd Aftab international Chess Festival 2019 - Under 1900 Group | Khomein | IRI | 2019-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1360 | 1.50 | 6 | 0.09 | 40 | 3.60 | |
|  Shaabani, Amin | | | 1760 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Borazjani, Alireza | | | 1760 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alizadegan, Korosh | | | 1623 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Jivi Khorasanlou, Aida | | | 1693 | IRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Mahmoodi, Bita | | | 1043 | IRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Ghane, Safoura | | | 1760 * | IRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | |
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