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Individual Calculations January 2018 |
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| Cheikh-Boukal, Ziyad Total change: 6.80 | |   |
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| African Youth 2017 Boys 14 | Cairo | EGY | 2017-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1805 | 7.00 | 9 | 0.17 | 40 | 6.80 | |
|  Gurirab, Kevin N | | | 1443 | NAM | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Elmorshdy, Begad | | | 1453 | EGY | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Tamer, Mohamed | f | | 1671 | EGY | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Assem, Abderezzak | | | 1714 | ALG | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Eaton, Dante | c | | 1522 | RSA | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Belaid, Koceila | | | 1444 | ALG | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Lutuima, Amaro | c | | 1956 | ANG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Emanuel, Mutuna | | | 1430 | ZAM | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Elhadad, Ahmed K | | | 1571 | EGY | 1.00 | 1 | 0.21 | 40 | 8.40 | |
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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