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Individual Calculations September 2009 |
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| Valenzuela Astudillo, Anariky Total change: -29.25 | |   |
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| XX Panamericano Mar del Plata U16 Fem | Mar del Plata | ARG | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1793 | 0.50 | 4 | -1.17 | 25 | -29.25 | |
|  Capelo, Paola | | | 1995 | ECU | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Lugo Lozano, Luz Adriana | | | 1901 | COL | 0.00 | 1 | -0.35 | 25 | -8.75 | |  Donatti, Sofia | | wc | 1796 | URU | 0.00 | 1 | -0.50 | 25 | -12.50 | | | De Leon, Patricia | | | 1738 | URU | 0.50 | 1 | -0.08 | 25 | -2.00 | |
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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