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Individual Calculations April 2015 |
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| Nassr, Ahmed Total change: -17.20 | |   |
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| 3eme tournoi du President | Algiers | ALG | 2015-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1986 | 3.50 | 8 | -0.43 | 40 | -17.20 | |
|  Talbi, Chafik | | | 2203 | ALG | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Bensaid, Brahim | | | 1769 | ALG | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Kadiri, Mustapha Kamel | | | 1930 | ALG | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Cherrad, Mustapha | | | 2115 | ALG | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Ferrah, Hacene | | | 1826 | ALG | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Latreche, Sabrina | | wm | 2038 | ALG | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Moulay, Mehdi | | | 2026 | ALG | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Fellah, Mohamed Amine | | | 2027 | ALG | 1.00 | 1 | 0.56 | 40 | 22.40 | |
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) | | | | 26th Algerian Young Championship U16 Open | Bejaia | ALG | 2015-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1780 | 1986 | 4.50 | 6 | 0.00 | 40 | 0.00 | |
| | Nacer, Mohamed Arezki | c | | 1832 | ALG | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Araoun, Saadi | c | | 1917 | ALG | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Ait Abbas, Yacine | | | 1879 | ALG | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Tairi, Akli | | | 1757 | ALG | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Boubendir, Hichem | | | 1586 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Boulernes, Alaeddine | | | 1708 | ALG | 0.50 | 1 | -0.33 | 40 | -13.20 | | | * 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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