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Individual Calculations September 2012 |
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| Bocanegra Acosta, Erick Total change: -4.50 | |   |
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| XXIII Festival Panamericano de Ajedrez de la Juventud Open Sub 16 | Lima | PER | 2012-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1795 | 2.00 | 7 | -0.15 | 30 | -4.50 | |
|  Chiang, Sarah | | wc | 2102 | USA | 0.00 | 1 | -0.14 | 30 | -4.20 | | | Fonseca Manrique, Enrique | | | 1974 | MEX | 0.00 | 1 | -0.27 | 30 | -8.10 | |  Lovon Manzano, Christian | | | 1592 | PER | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Hughes, John L | | | 2084 | USA | 1.00 | 1 | 0.84 | 30 | 25.20 | | | Aguilar, Luciano | | | 2002 | PER | 0.00 | 1 | -0.23 | 30 | -6.90 | | | Azua Avila, Vicente | | | 1955 | ECU | 0.00 | 1 | -0.29 | 30 | -8.70 | | | Quispe, Juan Gabriel | | | 1944 | BOL | 0.00 | 1 | -0.30 | 30 | -9.00 | |
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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