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Individual Calculations March 2010 |
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| Nader, Mohamed Total change: -39.30 | |   |
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| African Junior 2009 | Cairo | EGY | 2009-12-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2040 | 0.00 | 4 | -1.75 | 15 | -26.25 | |
|  Paiva, Donaldo | | | 2156 | MOZ | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Hesham, Abdelrahman | f | | 2153 | EGY | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Ameir, Moheb | c | | 2093 | EGY | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Taher, Rami | | | 1946 | LBA | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | 12 th. Mahalla Open 2010 | Mahalla | EGY | 2010-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2041 | 0.50 | 3 | -0.43 | 15 | -6.45 | |
| | Saber, Ibrahim | | | 2212 | EGY | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Elzayady, Ahmed | | | 2146 | EGY | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Atea, Khaled | | | 2187 | EGY | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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 Ch. ( Boys 16 ) | Cairo | EGY | 2010-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2041 | 0.00 | 1 | -0.44 | 15 | -6.60 | |
| | Mona, Khaled | | wg | 2087 | EGY | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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) | | |
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