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Individual Calculations September 2019 |
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| Idjeri, Yanis Total change: 43.00 | |   |
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| Algerian Individual Chess Championship 2019 Final | Tiaret | ALG | 2019-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1877 | 5.00 | 9 | 2.10 | 20 | 42.00 | |
|  Brahami, Lamine | f | | 2153 | ALG | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Hallal, Tarik | | | 1552 | ALG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Ghafoul, Mohamed Amine | | | 1992 | ALG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Moulay, Mehdi | | | 2076 | ALG | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Saim, Mohamed Ilias | f | | 2131 | ALG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Ghafoul, Zakaria Abdelrahmane | | | 1887 | ALG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Araoun, Saadi | c | | 2049 | ALG | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Ouaret, Abdelouhab | m | | 2072 | ALG | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Talbi, Chafik | f | | 2274 | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | |
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 BCE 2019 | Bejaia | ALG | 2019-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1877 | 3.00 | 4 | 0.05 | 20 | 1.00 | |
| | Djillali, Aymen | | | 1477 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hammadi, Rayane | | | 1477 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Khair, Adem | | | 2124 | ALG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Beghriche, Rami Tadjeddine | | | 1477 * | 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) | | |
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