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Individual Calculations December 2016 |
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| Alattar, Ghayda M. Total change: 13.80 | |   |
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| Arab Individual Chess Championship 2016(WOMEN) | Khartoom | SUD | 2016-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1779 | 1956 | 5.50 | 7 | 0.69 | 20 | 13.80 | |
|  Boshra, Alshaeby | | wf | 1964 | JOR | 0.50 | 1 | 0.01 | 20 | 0.20 | |  Abdi, Zineb Dina | | wm | 1967 | ALG | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Jalaluldeen, Kareen Kamal J. | | wf | 1809 | IRQ | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Sara, Gadalla Karar | | | 1556 * | SUD | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Najwa, Mohamed Ahmed | | | 1556 * | SUD | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Latreche, Sabrina | | wm | 2045 | ALG | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Ibtihal, Mohammed | | wc | 1556 * | SUD | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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