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Individual Calculations March 2019 |
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| Ibrahim, Sameh Total change: -30.80 | |   |
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| 6th. International chess Arena Classic tournament | Alexandria | EGY | 2019-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1854 | 3.00 | 6 | -1.54 | 20 | -30.80 | |
|  Ibrahim, Emad Eldin | | | 2046 | EGY | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Magdy, Bishoy | | | 1611 | EGY | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Abdel Salam, Ahmed Islam | | | 1454 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elgamal, Hamdy | | | 1617 | EGY | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Rezk, Romany | | | 1454 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Elsayed, Tarek M. | | | 1560 | EGY | 1.00 | 1 | 0.15 | 20 | 3.00 | | | * 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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