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Individual Calculations January 2019 |
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| Youssef Ahmed, Youssef Total change: 9.80 | |   |
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| 4th Kuwait teams tournament 2018 | Kuwaiut City | KUW | 2018-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1988 | 2.00 | 3 | 0.49 | 20 | 9.80 | |
|  Al-Hajiri, Bader | f | | 2191 | KUW | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Alothman, Abdul Wahab | f | | 1962 | KUW | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Saad, Amer Mohamed | | | 1816 | EGY | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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