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Rapid:
Individual Calculations April 2018 |
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| Ait Ali Yahia, Lydia Total change: 30.40 | |   |
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| Coupe d'Algerie 2018 phase regionale Centre | Alger | ALG | 2018-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1109 | 2.00 | 6 | 1.52 | 20 | 30.40 | |
|  Benlakehal, Aymen | | | 1509 * | ALG | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Messaoui, Amira | | | 1509 * | ALG | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Idir, Omar | | | 1509 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Chami, Mohamed | | | 1509 * | ALG | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Hadjallah, Hadjallah Riadh | | | 1509 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ait Ali Yahia, Yassine | | | 1509 * | ALG | 0.00 | 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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