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Rapid:
Individual Calculations November 2022 |
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| Amer, Mohamed M. Total change: -2.40 | |   |
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| Tanta Chess Academy Rapid 14 | Tanta | EGY | 2022-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1790 | 1.00 | 3 | 0.10 | 20 | 2.00 | |
|  Fayad, Gamal | | | 2098 | EGY | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Farrag, Mohamed | | | 1674 | EGY | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Elhalwagy, Islam | | | 2154 | EGY | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | 1st Black Ball Chess Tournament U20 | Cairo | EGY | 2022-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1790 | 4.00 | 5 | -0.22 | 20 | -4.40 | |
| | Khaled Akl, Ahmed | | | 1390 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sameh Zakaria, Omar | | | 1343 | EGY | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Mohamed Ahmed, Janah | | | 1435 | EGY | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Elsayed Abdelkhalek, Ahmed | | | 1655 | EGY | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Mohamed Fouad, Moataz | | | 1559 | EGY | 0.00 | 1 | -0.79 | 20 | -15.80 | | | * 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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