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Individual Calculations January 2012 |
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| Amra, Tasnim Total change: 1.20 | |   |
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| World Youth Chess Championship - U 16 Girls | Caldas Novas/GO | BRA | 2011-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1571 | 1.50 | 5 | 0.11 | 30 | 3.30 | |
|  Tran, My Linh | | | 1971 * | GER | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Owens, Megan R | | | 1824 | WLS | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Ramillo, Vitoria Matheus | | | 1737 | BRA | 0.00 | 1 | -0.28 | 30 | -8.40 | | | De Melo, Raissa Vieira | | | 1484 | BRA | 1.00 | 1 | 0.38 | 30 | 11.40 | | | Orbezo Rosales, Ximena Lucia | | | 1789 | PER | 0.50 | 1 | 0.28 | 30 | 8.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | NOTE: K factor changed | | 2011 African Youth Chess Championship, Under 16 Girls | Lusaka | ZAM | 2011-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1466 | 1571 | 0.50 | 1 | -0.14 | 15 | -2.10 | |
| | Domingas, Maria | | | 1466 | ANG | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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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