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Individual Calculations August 2019 |
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| Derakhshan, Alireza Total change: -21.20 | |   |
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| Iran Boys Student Middle School Championship-Ramsar 2019 | Tehran | IRI | 2019-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1621 | 1.00 | 5 | -0.53 | 40 | -21.20 | |
|  Heydari, Mohammad Masoud | | | 1827 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Baytamari, Amir Hossein | | | 1553 | IRI | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Majidi Shadan, Ali | | | 1868 | IRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Mehboodi, Shadmehr | | | 1822 | IRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Alizadeh, Mohammad Mahdi | | | 1792 | IRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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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