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Individual Calculations March 2012 |
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| Cosme Contreras, Trilce Total change: -16.50 | |   |
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| VII FESTIVAL SUDAMERICANO DE AJEDREZ DE LA JUVENTUD FEMENINO 12 | LIMA | PER | 2011-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1643 | 1.00 | 4 | -0.55 | 30 | -16.50 | |
|  Zevallos Ponce, Alejandra | | | 1689 | PER | 0.00 | 1 | -0.44 | 30 | -13.20 | |  Solis Chimoy, Blanca | | | 1499 | PER | 0.00 | 1 | -0.69 | 30 | -20.70 | | | Cardona Martinez, Lina Sofia | | | 1881 | COL | 0.50 | 1 | 0.30 | 30 | 9.00 | | | Bolanos, Annel | | | 1859 | PER | 0.50 | 1 | 0.28 | 30 | 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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