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Individual Calculations April 2019 |
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| Nabaa, Sami Abbas Al-Attraqchi Total change: -3.20 | |   |
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| Arab Teams Chess Championship Women 2019 | Hammamet | TUN | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1844 | 3.00 | 5 | -0.08 | 40 | -3.20 | |
|  Meddeb, Chadha | | wm | 1605 | TUN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rouda Essa, Alserkal | | wc | 1682 | UAE | 0.50 | 1 | -0.21 | 40 | -8.40 | |  Nassr, Lina | | wm | 1979 | ALG | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Meddeb, Chadha | | wm | 1605 | TUN | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Al Maamari, Wafia Darwish | | wc | 1882 | UAE | 0.00 | 1 | -0.45 | 40 | -18.00 | |
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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