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Individual Calculations November 2022 |
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| Tairi, Akli Total change: -28.20 | |   |
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| Algerian Team Championship 2022 | Sidi Bel Abbes | ALG | 2022-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1758 | 1.00 | 3 | 0.04 | 20 | 0.80 | |
|  Zenaidi, Kais | | | 1887 | TUN | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Semahi, Lazhar | | | 1983 | ALG | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Benrekia, Akram | | | 1822 | ALG | 1.00 | 1 | 0.59 | 20 | 11.80 | |
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) | | | | National championship open 2022 Final stage | Bejaia | ALG | 2022-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1700 | 1758 | 3.00 | 8 | -1.45 | 20 | -29.00 | |
| | Seddaoui, Yamine | c | | 2087 | ALG | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Hafidhi , Mohamed Rachid | | | 1358 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bensadi, Lotfi | | | 1993 | ALG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Hallal, Kamel | | | 1387 | ALG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Benkhoucha, Samy | | | 1727 | ALG | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Messaoudi, Elhadi | | | 1743 | ALG | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Semaoune, Marouane | | | 1831 | ALG | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Boutabza, Rabah | | | 1476 | ALG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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