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Individual Calculations March 2022 |
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| Gamal Abo Sereei, Abdallah Total change: 20.40 | |   |
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| Egyptian League 2021/2022 Group B 9-10 | Many Cities | EGY | 2022-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1416 | 1.00 | 1 | 0.55 | 40 | 22.00 | |
|  Ahmed Abbas, Youssef | | | 1452 | EGY | 1.00 | 1 | 0.55 | 40 | 22.00 | |
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) | | | | 10th International Chess Arena Youth Ch U18 | Cairo | EGY | 2022-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1416 | 0.50 | 3 | -0.04 | 40 | -1.60 | |
| | Wafa, Hamed | | | 2025 | EGY | 0.00 | 1 | -0.02 | 40 | -0.80 | |  Abdin, Mahmoud | | | 1495 | EGY | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Mecheil, Kerlos | | | 1744 | EGY | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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) | | |
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