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Individual Calculations December 2015 |
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| Al-Halila, Ayman Total change: -40.80 | |   |
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| Arab Cities Chess Champioship 2015 | Monastir | TUN | 2015-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2179 | 0.50 | 4 | -2.04 | 20 | -40.80 | |
|  Mahmoud, Abdelrahman | | | 2073 | JOR | 0.00 | 1 | -0.64 | 20 | -12.80 | |  Haddad, Oussama | c | | 2013 | ALG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Taieb, Sahbi | | | 2025 | TUN | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Asabri, Hussien | f | | 2200 | LBA | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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