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Individual Calculations April 2019 |
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| Toubal, Hayat Total change: 4.20 | |   |
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| Arab Teams Chess Championship Women 2019 | Hammamet | TUN | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1828 | 3.00 | 5 | 0.21 | 20 | 4.20 | |
|  Al Maamari, Wafia Darwish | | wc | 1882 | UAE | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Chihi, Malek | | wc | 1599 | TUN | 0.00 | 1 | -0.79 | 20 | -15.80 | |  Al Maamari, Wafia Darwish | | wc | 1882 | UAE | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Meddeb, Chadha | | wm | 1605 | TUN | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Mohammed Qane, Jannar Worya | | wf | 1912 | IRQ | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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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