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Individual Calculations September 2017 |
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| Tairi, Akli Total change: -4.40 | |   |
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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 |
| 1747 | 1770 | 3.00 | 6 | -0.11 | 40 | -4.40 | |
|  Nassr, Ahmed | m | | 2168 | ALG | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Boulrens, Ala Eddine | | | 1980 | ALG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Tibermacine, Akram Bachir | | | 1443 | ALG | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Aimar, Sidali | | | 1370 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Araoun, Saadi | c | | 2017 | ALG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Khaldi, Houcine | | | 1504 | ALG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | * 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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