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Individual Calculations September 2009 |
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| Humrana, Mostafa Total change: -6.50 | |   |
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| 2009 African Individual Chess Championship (gen) | Tripoli | LBA | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2114 | 2.50 | 8 | -0.26 | 25 | -6.50 | |
|  Kobese, Watu | m | | 2391 | RSA | 0.00 | 1 | -0.17 | 25 | -4.25 | |  Nyazi, Nehad | | | 2237 | EGY | 1.00 | 1 | 0.67 | 25 | 16.75 | | | Chahrani, Ibrahim | f | | 2280 | LBA | 1.00 | 1 | 0.72 | 25 | 18.00 | | | Belkhodja, Slim | g | | 2467 | TUN | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Zaibi, Amir | c | | 2123 | TUN | 0.00 | 1 | -0.49 | 25 | -12.25 | | | El, Kamel Adel Mahmoud | | | 2239 | TUN | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Asabri, Hussien | f | | 2220 | LBA | 0.50 | 1 | 0.14 | 25 | 3.50 | | | Al-Zayat, Ahmed | | | 1969 | LBA | 0.00 | 1 | -0.69 | 25 | -17.25 | |
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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