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Individual Calculations April 2020 |
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| Isam, Gaith Total change: -4.00 | |   |
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| Arab Cities Chess Championship Open 2020 | Hammamet | TUN | 2020-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 1824 | 0.00 | 3 | -0.31 | 20 | -6.20 | |
|  Belouadah, Saad | m | | 2224 * | ALG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Hesham, Abdelrahman | g | | 2224 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Meftahi, Houssem | m | | 2120 | TUN | 0.00 | 1 | -0.15 | 20 | -3.00 | | | * 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) | | | | Arab Chess Club Championship 2020 | Hammamet | TUN | 2020-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 1824 | 1.00 | 6 | 0.11 | 20 | 2.20 | |
| | Hesham, Abdelrahman | g | | 2224 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Salama, Taher | | | 1881 | PLE | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Sumets, Andrey | g | | 2224 * | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Nadir, Samir | f | | 2141 | SUD | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Sadek, Sameh | f | | 2224 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Loay, Sameer | c | | 2190 | JOR | 0.00 | 1 | -0.10 | 20 | -2.00 | | | * 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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