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Individual Calculations March 2020 |
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| Magdy, Malak Total change: 8.00 | |   |
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| Egyptian Youth (Girls ) Under 16 | Cairo | EGY | 2020-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1211 | 1134 | 2.00 | 5 | 0.02 | 40 | 0.80 | |
|  Ghorab, Mariem | | | 1162 | EGY | 0.00 | 1 | -0.46 | 40 | -18.40 | |  Ayman, Bosy | | | 1208 | EGY | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Saeed, Fatma | | | 1277 | EGY | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Maged, Juneer | | | 1193 | EGY | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Aboud, Sherwit | | | 1217 | EGY | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | | 9th Arena Chess Open Under 2000 | Cairo | EGY | 2020-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1134 | 0.50 | 4 | 0.18 | 40 | 7.20 | |
| | Mahmoud, Mamdouh | | | 1534 * | EGY | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Sayed Khalifa, Eisa | | | 1534 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Roshdy, Mohamed | | | 1534 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fahmy, Rafik | | | 1534 * | EGY | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | |
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