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Individual Calculations September 2017 |
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| Nassr, Ahmed Total change: -21.60 | |   |
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| 2017 Semi final Algerian championship U18 Open | Sidi Bel Abbes | ALG | 2017-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 2168 | 5.50 | 7 | -0.54 | 40 | -21.60 | |
|  Aimar, Sidali | | | 1768 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Tairi, Akli | | | 1770 | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Araoun, Saadi | c | | 2017 | ALG | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Boulrens, Ala Eddine | | | 1980 | ALG | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Aissou, Lotfi | | | 1768 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Brahami, Lyes | | | 1768 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Benmoussa, Mahmoud | | | 1768 * | ALG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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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