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Individual Calculations April 2020 |
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| Zaibi, Amir Total change: -6.60 | |   |
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| Arab Cities Chess Championship Open 2020 | Hammamet | TUN | 2020-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2466 | 2390 | 1.00 | 4 | -0.62 | 10 | -6.20 | |
|  Arab, Adlane | m | | 2483 | ALG | 0.50 | 1 | 0.13 | 10 | 1.30 | |  Fawzy, Adham | g | | 2475 | EGY | 0.50 | 1 | 0.12 | 10 | 1.20 | | | Amin, Bassem | g | | 2667 | EGY | 0.00 | 1 | -0.17 | 10 | -1.70 | | | Ahmad, Al Khatib | m | | 2239 | JOR | 0.00 | 1 | -0.70 | 10 | -7.00 | |
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 |
| 2189 | 2390 | 3.50 | 5 | -0.04 | 10 | -0.40 | |
| | Elobeid, Asim Ali | c | | 2039 | SUD | 0.50 | 1 | -0.39 | 10 | -3.90 | | | Ezat, Mohamed | m | | 2424 | EGY | 1.00 | 1 | 0.55 | 10 | 5.50 | | | Boshra, Alshaeby | | wf | 2017 | JOR | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Fawzy, Adham | g | | 2475 | EGY | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Tamra, Attallah | f | | 1990 * | PLE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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