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Rapid:
Individual Calculations July 2018 |
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| Wafa, Diaa Total change: 69.80 | |   |
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| Naser Seddik Memory Rapid | Alexandria | EGY | 2018-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1720 | 5.50 | 8 | 4.00 | 20 | 80.00 | |
|  Ibrahim, Hosam | | | 2120 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kretam, Ayman | | | 2019 | EGY | 1.00 | 1 | 0.85 | 20 | 17.00 | |  Elgamal, Amgad | | | 1831 | EGY | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Mohamed, Tamer | | | 1901 | EGY | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Moreis, Amgad | | | 2116 | EGY | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Mousa, Ahmed | | | 2120 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Samy, Amro | | | 1986 | EGY | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Mahmoud, Ibrahim | | | 1857 | EGY | 1.00 | 1 | 0.68 | 20 | 13.60 | | | * 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) | | | | 2nd Engineers Club chess Rapid | El Mahalla | EGY | 2018-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1720 | 2.00 | 5 | -0.51 | 20 | -10.20 | |
| | Abdel Hafeiz, Ayman | | | 1959 | EGY | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Elgamal, Amgad | | | 1831 | EGY | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Wafa, Hamed | | | 1452 | EGY | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Metawee, Ashraf | | | 1887 | EGY | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Abdel Kader, Osama | | | 1427 | EGY | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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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