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Individual Calculations April 2020 |
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| Ahmad, Al Khatib Total change: 14.80 | |   |
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| Arab Cities Chess Championship Open 2020 | Hammamet | TUN | 2020-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2385 | 2239 | 2.50 | 5 | 0.87 | 20 | 17.40 | |
|  Tamra, Attallah | f | | 1939 | PLE | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Amin, Bassem | g | | 2639 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Arab, Adlane | m | | 2483 | ALG | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Zaibi, Amir | m | | 2390 | TUN | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Fawzy, Adham | g | | 2475 | EGY | 0.50 | 1 | 0.30 | 20 | 6.00 | | | * 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 |
| 2328 | 2239 | 1.50 | 4 | -0.13 | 20 | -2.60 | |
| | Amin, Bassem | g | | 2639 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kandil, Adham | m | | 2273 | EGY | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Bouaziz, Mehdi | f | | 2258 | TUN | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Nadir, Samir | f | | 2141 | SUD | 0.00 | 1 | -0.63 | 20 | -12.60 | | | * 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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