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Individual Calculations September 2023 |
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| Wafa, Shahenda Total change: -10.20 | |   |
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| Egyptian League 2022-2023 (Group B) Round 8-11 | Many Cities | EGY | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2025 | 2101 | 0.50 | 2 | -0.71 | 20 | -14.20 | |
|  M.amer, Hossam | | | 2028 | EGY | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Yousry, Mohamed | | | 2022 | EGY | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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) | | | | FIDE Women's World Cup 2023 | Baku | AZE | 2023-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2387 | 2093 | 0.50 | 2 | 0.20 | 20 | 4.00 | |
|  Narva, Mai | m | wg | 2387 | EST | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Narva, Mai | m | wg | 2387 | EST | 0.50 | 1 | 0.35 | 20 | 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) | | |
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