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Individual Calculations January 2012 |
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| Moaataz, Alaa Total change: -16.50 | |   |
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| 2011 African Youth Chess Championship, Under 18 Girls | Lusaka | ZAM | 2011-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1741 | 1.50 | 4 | -0.55 | 30 | -16.50 | |
|  Govindasamy, Seshni | | | 1510 | ZAM | 0.50 | 1 | -0.29 | 30 | -8.70 | |  Tembo, Epah | | wc | 1926 | ZAM | 0.00 | 1 | -0.26 | 30 | -7.80 | | | Mwaango, Lorita | | | 1874 | ZAM | 1.00 | 1 | 0.68 | 30 | 20.40 | | | Selkirk, Rebecca | | | 1608 | RSA | 0.00 | 1 | -0.68 | 30 | -20.40 | |
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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