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Individual Calculations October 2017 |
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| Brahami, Lamine Total change: 33.20 | |   |
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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 |
| 1662 | 1963 | 8.00 | 9 | 0.52 | 40 | 20.80 | |
|  Mesmoudi, Nadir | | | 1563 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Benrekia, Akram | | | 1891 | ALG | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Djabri, Massinas | f | | 1865 | ALG | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Benyahia, Ghilas | | | 1598 | ALG | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Adrar, Sofiane | f | | 1575 | ALG | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Hamoum, Halim | | | 1608 | ALG | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Sadoudi, Toufik | | | 1563 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Leffad , Samy | f | | 1731 | ALG | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Haciane , Rayane | | | 1563 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | 30th Agerian Team Chess Championship 2017 | Oran | ALG | 2017-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1952 | 3.00 | 6 | 0.31 | 40 | 12.40 | |
| | Ferhi, Djamel | | | 2125 | ALG | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Otmane, Youcef | | | 1618 | ALG | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Hammadi, Djamel | | | 2063 | ALG | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Toubal, Hayat | | wm | 1951 | ALG | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Ouaret, Abdelouhab | m | | 2109 | ALG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Gueroui, Nacereddine | | | 2027 | ALG | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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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