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Individual Calculations December 2013 |
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| Alharari, Ali Total change: 22.80 | |   |
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| 29th Libyan open championship(1st stage) | Toubrok | LBA | 2013-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 1782 | 1.50 | 5 | 0.76 | 30 | 22.80 | |
|  Abugenda, Nagi | | | 2083 | LBA | 1.00 | 1 | 0.85 | 30 | 25.50 | | | Mansour, Abdallah | | | 2070 | LBA | 0.50 | 1 | 0.34 | 30 | 10.20 | |  Faitory, Milad | | | 2079 | LBA | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Sadaga, Salah | | | 2065 | LBA | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Almahjoub, Mokhtar, | | | 2124 | LBA | 0.00 | 1 | -0.12 | 30 | -3.60 | |
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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