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Individual Calculations April 2020 |
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| Ferrah, Hacene Total change: -35.80 | |   |
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| Algerian Regional Individual Cup "CENTER" | Bejaia | ALG | 2020-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1777 | 3.50 | 6 | 0.75 | 20 | 15.00 | |
|  Bengherabi, Khalil | f | | 2148 | ALG | 0.50 | 1 | 0.40 | 20 | 8.00 | |  Bensadi, Lotfi | | | 1988 | ALG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Bennaceur, Walid | | | 1377 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tazaroute , Abdelmalek | | | 1724 | ALG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Chami, Mohamed | | | 1659 | ALG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Ould Rouis, Mounir | | | 1949 | ALG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | | | First Memorial Mahfoud Boudiba | Algiers | ALG | 2020-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1558 | 1800 | 0.50 | 4 | -2.54 | 20 | -50.80 | |
| | Ferahi, Tarik | | | 1483 | ALG | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Aissani, Fethallah | | | 1400 * | ALG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Belarbi, Mohamed Reda | | | 1437 | ALG | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Cherifi, Razik | | | 1910 | ALG | 0.00 | 1 | -0.35 | 20 | -7.00 | | | * 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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