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Rapid:
Individual Calculations April 2018 |
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| Boudersa, Mohamed Total change: 12.00 | |   |
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| Open El Eulma qualificatif pour la coupe | El Eulma | ALG | 2018-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1652 | 2.00 | 3 | 0.25 | 20 | 5.00 | |
|  Benabdelaziz, Mohamed | | | 2024 | ALG | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Drablia, Hillel | | | 1476 | ALG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Chouder, Yahia El Hakim | | | 1252 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | Team tournament Skikda 2018 | Skikda | ALG | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1631 | 1652 | 3.00 | 5 | 0.35 | 20 | 7.00 | |
| | Hashlmoun, Amjad | | | 1890 | PLE | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Dechir, Nabil | | | 1794 | ALG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Boukhari, Abdelwahab | | | 1543 | ALG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Boutabza, Rabah | | | 1471 | ALG | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Bouznad, Noureddine | | | 1457 | ALG | 1.00 | 1 | 0.25 | 20 | 5.00 | |
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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