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Rapid:
Individual Calculations October 2019 |
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| Yala, Lyes Total change: -60.60 | |   |
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| 4th National Bejaia Open | Bejaia | ALG | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1756 | 3.50 | 7 | -0.38 | 20 | -7.60 | |
|  Semahi, Lazhar | | | 2044 | ALG | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Djabri, Rayane | | | 1382 | ALG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Beghriche, Rami Tadjeddine | | | 1455 | ALG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Chabane, Amine | | | 1557 | ALG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Attoui, Abderrezak | | | 1875 | ALG | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Adjerit, Nourreddine | | | 1799 | ALG | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Cherifi, Razik | | | 1809 | ALG | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | Algerian Chess Championship 2019 Rapid Open | Setif | ALG | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1756 | 4.00 | 9 | -2.65 | 20 | -53.00 | |
| | Hafidhi , Mohamed Rachid | | | 1356 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Boulrens, Ala Eddine | | | 1946 | ALG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Mayouf, Nadir | | | 1529 | ALG | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Kamal Eddine, Mohamed | | | 1566 | ALG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Oucif, Abdelkader | | | 1490 | ALG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Aissou, Lotfi | | | 1561 | ALG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Bourgazene, Idriss | | | 1466 | ALG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Younsaoui, Hicham | | | 1580 | ALG | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Reguig, Abdelkader | | | 1511 | ALG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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