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Rapid:
Individual Calculations September 2018 |
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| Elfaham, Mahmoud Total change: -62.40 | |   |
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| 3rd Alex Chess | Alexandria | EGY | 2018-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1842 | 4.50 | 9 | -2.23 | 20 | -44.60 | |
|  Zakrea, Abdel Azim | | | 1471 | EGY | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Elsenosy, Hesham | | | 2135 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Soliman, Ehab | | | 1654 | EGY | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Kamil, Askandar | | | 1560 | EGY | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Ayman, Amr | | | 1609 | EGY | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Wafa, Hamed | | | 1530 | EGY | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Ibrahim, Atia Ahmed | | | 1537 | EGY | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Khatab, Mahmoud | | | 1508 | EGY | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Rashid A, Fawzi | | | 1687 | EGY | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 2nd International chess Arena rapid 2018 | Cairo | EGY | 2018-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1627 | 1842 | 2.00 | 4 | -0.89 | 20 | -17.80 | |
| | Zinhom Mostafa, Shaima | | | 1442 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Zayan, Mohamed | f | | 2120 | EGY | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Habib Sayed, Mohamed | | | 1471 | EGY | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Khalifa, Zeyad | | | 1474 | EGY | 0.00 | 1 | -0.90 | 20 | -18.00 | | | * 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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