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Individual Calculations September 2015 |
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| Ben Salah, Ghassen Total change: -46.40 | |   |
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| 1er open de Tunis | Tunis | TUN | 2015-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1860 | 0.50 | 3 | -1.16 | 40 | -46.40 | |
|  Allagui, Mustapha | | | 1722 | TUN | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Chamam, Nazih | | | 2021 | TUN | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Atia, Mohamed | | | 1727 | TUN | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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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