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Individual Calculations October 2017 |
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| Djabri, Massinas Total change: 99.60 | |   |
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| Algerian Chess Championship U16 Open 2017 Final | Tiaret | ALG | 2017-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1865 | 8.00 | 9 | 1.29 | 40 | 51.60 | |
|  Adrar, Sofiane | f | | 1575 | ALG | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Benyahia, Ghilas | | | 1598 | ALG | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Brahami, Lamine | f | | 1963 | ALG | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Hamoum, Halim | | | 1608 | ALG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sadoudi, Toufik | | | 1465 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Leffad , Samy | f | | 1731 | ALG | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Haciane , Rayane | | | 1465 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Mesmoudi, Nadir | | | 1533 | ALG | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Benrekia, Akram | | | 1891 | ALG | 1.00 | 1 | 0.54 | 40 | 21.60 | | | * 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) | | | | 30th Agerian Team Chess Championship 2017 | Oran | ALG | 2017-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1853 | 4.50 | 8 | 1.20 | 40 | 48.00 | |
| | Moulay, Mehdi | | | 2011 | ALG | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Saifi, Walid | | | 2056 | ALG | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Benabadji, Abderrahmane | | | 1816 | ALG | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Benabdelaziz, Mohamed | | | 2012 | ALG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Djeddi, Mohamed | | | 1918 | ALG | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Bensadi, Lotfi | | | 1846 | ALG | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Mellah, Mohamed | | | 1993 | ALG | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Merbouhi, Wail | | | 1702 | ALG | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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