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Individual Calculations April 2019 |
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| Aboudi, Marwan Total change: 26.60 | |   |
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| Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2163 | 4.00 | 6 | 1.33 | 20 | 26.60 | |
|  Ameir, Moheb | m | | 2287 | EGY | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Al-Aqrabi, Saleh | c | | 2131 | YEM | 0.50 | 1 | -0.04 | 20 | -0.80 | |  Ahmed, Ali Layth Ahmed | f | | 2302 | IRQ | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Elshaafi, Ali | | | 1889 | LBA | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Boudriga, Mohamed Ali | m | | 2366 | TUN | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Mohammed, Zozek Salah Mohammed | f | | 2217 | IRQ | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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) | | |
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