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Rapid:
Individual Calculations May 2017 |
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| Ferrah, Hacene Total change: 20.20 | |   |
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| Open Youm El-Ilm - Alger 2017 | Algiers | ALG | 2017-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1820 | 1776 | 3.00 | 5 | 0.78 | 20 | 15.60 | |
|  Omari, Wassim | | | 1376 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Benhadi, Aziz Madani | m | | 2164 | ALG | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Tazarout, Abdelmalek | | | 1567 | ALG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Boutaleb, Reda | | | 2008 | ALG | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Moulay, Mehdi | | | 1985 | ALG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | * 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) | | | | Open A"Youm El Ilm" Constantine 2017 | Constantine | ALG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1776 | 2.50 | 6 | 0.23 | 20 | 4.60 | |
| | Latreche, Sabrina | | wm | 1958 | ALG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Hamoudi, Ahmed | | | 1874 | ALG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Brahami, Lamine | f | | 1811 | ALG | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Benkirat, Rabie | | | 1843 | ALG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Abbes , Tarek | | | 1863 | TUN | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Salah Aiech, Samir | | | 1849 | ALG | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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