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Rapid:
Individual Calculations February 2015 |
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| Hafez, Mohamed Total change: -6.80 | |   |
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| 4th Gharbia Rapid 2015 | Mahalla | EGY | 2015-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 1838 | 0.00 | 4 | -0.87 | 20 | -17.40 | |
|  Lotfy, Abdel Rahman | | | 2138 | EGY | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Magdy, Morad | | | 2112 | EGY | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Fatahalla, Alaa | | | 2035 | EGY | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Nofal, Mohamed | | | 1986 | EGY | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | Egyptian Open 2015 - Rapid | Cairo | EGY | 2015-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1838 | 3.00 | 6 | 0.53 | 20 | 10.60 | |
| | Tawfiek, Maged | | | 1836 | EGY | 1.00 | 1 | 0.50 | 20 | 10.00 | |  Saber, Ibrahim | | | 2172 | EGY | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Gamal Abdel Malk, Mustafa | | | 1785 | EGY | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Hussein, Amer | | | 2080 | EGY | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Ibrahim, Mohamed | | | 2122 | EGY | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Hany, John | | | 1438 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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