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Individual Calculations September 2012 |
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| Chumpitaz, Ann Total change: 21.60 | |   |
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| XXIII Festival Panamericano de Ajedrez de la Juventud Femenino Sub 18 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2160 | 7.50 | 8 | 1.44 | 15 | 21.60 | |
|  Zarate Oyague, Flor De Mar | | | 1947 | PER | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Garcia Morales, Ivette Ale | | | 2014 | MEX | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Montilla, Jorcerys | | | 2046 | VEN | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Rovira, Tairu | | wc | 2013 | VEN | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Orbezo Rosales, Ximena Lucia | | | 1797 | PER | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Juarez, Leticia | | | 1863 | ARG | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Real Pereyra, Diana Carime | | wf | 2075 | MEX | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Mendez Tovar, Jessica Yissel | | | 1852 | MEX | 1.00 | 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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