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Individual Calculations September 2015 |
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| Sadek, Sameh Total change: 17.60 | |   |
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| 16th. Mahalla Open | Mahalla | EGY | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 2276 | 7.00 | 9 | 1.84 | 20 | 36.80 | |
|  Zayan, Alaa | | | 1876 * | EGY | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Khalil, Ahmed Salem | | | 1955 | EGY | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Awadhom, Rabea | | | 2126 | EGY | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Sayed, Hany | | | 2163 | EGY | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Elgabry, Mohsen | m | | 2376 | EGY | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Amin, Ashraf | f | | 2222 | EGY | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Sayed Hassan, Mohamed | | | 2191 | EGY | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Ameir, Moheb | m | | 2381 | EGY | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Amin, Bassem | g | | 2640 | EGY | 0.00 | 1 | -0.10 | 20 | -2.00 | | | * 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) | | | | Zagazig Open 2015 | Zagazig | EGY | 2015-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2276 | 3.50 | 6 | -0.74 | 20 | -14.80 | |
| | Masoud, Mohamed Helmy | | | 1906 | EGY | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Allam, Emad Hamdy | | | 2040 | EGY | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Kandil, Adham | f | | 2108 | EGY | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Tork, Mohamed | | | 2100 | EGY | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ibrahim, Hatim | m | | 2305 | EGY | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Zayan, Osama | | | 2180 | EGY | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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) | | | | Egyptian Cup Teams | Cairo | EGY | 2015-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2276 | 0.50 | 1 | -0.22 | 20 | -4.40 | |
| | Ibrahim, Mohamed | | | 2109 | EGY | 0.50 | 1 | -0.22 | 20 | -4.40 | |
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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