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Individual Calculations December 2018 |
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| Chaoui, Rayane Total change: -50.00 | |   |
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| Arab Chess Individual Championship 2018 U12 Open | Hammamet | TUN | 2018-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1414 | 1618 | 5.50 | 9 | -1.25 | 40 | -50.00 | |
|  Mrizek, Omar | | | 1322 | TUN | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Boulaares, Akram | | | 1405 | TUN | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Khalifah, Khaled | c | | 1749 | UAE | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Ismail, Khalel Tariq | | | 1405 | IRQ | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Abdel, Rahman Alhadidi | | | 1362 | JOR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Bidi, Abdeljalil | | | 1337 | ALG | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Najjar, Seif | | | 1382 | TUN | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Benyahia, Safin | c | | 1415 | ALG | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Dahmani, Sami | c | | 1349 | TUN | 0.00 | 1 | -0.83 | 40 | -33.20 | |
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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