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Individual Calculations April 2019 |
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| Ibrahim, Hatim Total change: -8.20 | |   |
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| Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2186 | 2327 | 4.00 | 7 | -0.57 | 10 | -5.70 | |
|  Gholami, Aryan | m | | 2502 | IRI | 0.00 | 1 | -0.27 | 10 | -2.70 | |  Elshaafi, Ali | | | 1927 * | LBA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Chiya, Mder Hamad | | | 2056 | IRQ | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Oussedik, Mahfoud | m | | 2305 | ALG | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Aljoaba, Wael | | | 1927 * | PLE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Al-Zendani, Zendan | m | | 2307 | YEM | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Amdouni, Zoubaier | f | | 2275 | TUN | 0.00 | 1 | -0.57 | 10 | -5.70 | | | * 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) | | | | Egyptian League Final 2018/2019 Round 12-14 | Many Cities | EGY | 2019-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2328 | 0.50 | 1 | -0.25 | 10 | -2.50 | |
| | Roshdy, Mahmoud | | | 2133 | EGY | 0.50 | 1 | -0.25 | 10 | -2.50 | |
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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