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Individual Calculations January 2020 |
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| Romany, Joy Total change: -15.60 | |   |
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| Golden Cleopatra 2019 | Cairo | EGY | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1366 | 1.50 | 5 | 0.72 | 40 | 28.80 | |
|  Khairy Barakat, Mahmoud | | | 1707 | EGY | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Swilam, Mahmoud | | | 1468 | EGY | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Hassan, Waleid Ahmed | | | 1766 * | EGY | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Hassan, Moustafa Mohamed | | | 1741 | EGY | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Said Abdel Monem, Mohamed | | | 1687 | EGY | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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) | | | | 2019 African Youth Chess Championship - (Under 10 Girls) | Windhoek | NAM | 2019-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1119 | 1366 | 0.50 | 2 | -1.11 | 40 | -44.40 | |
| | Zerarga, Imene | | | 1115 | ALG | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Moshoboro, Laone Phoebe | | wc | 1122 | BOT | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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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