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Individual Calculations April 2009 |
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| Ibrahim, Delbak Ismael Total change: 14.40 | |   |
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| Arab Chess Championship 2008 - Girls U20 | Abu Dhabi | UAE | 2008-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1887 | 7.00 | 9 | 0.96 | 15 | 14.40 | |
|  El Attar, Ghaydaa | | wf | 1871 | JOR | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Beddar, Karima | | | 1802 | ALG | 1.00 | 1 | 0.38 | 15 | 5.70 | |  Saleh, Nora Mohd | | wf | 1859 | UAE | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Mohammed Salem, Amna | | | 1776 | UAE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Al-Jelda, Fatma | | | 1857 | SYR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Basil, Ziana | | wf | 1801 | IRQ | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Jaradat, Shorouq Z. | | | 1615 | PLE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Jemela, Jamaa | | | 1615 | UAE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Rahouma, Wafa | | | 1537 | LBA | 0.50 | 1 | -0.39 | 15 | -5.85 | |
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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