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Individual Calculations August 2015 |
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| Guarachi, Liam Total change: 4.00 | |   |
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| IX Olimpiada Nacional de Ajedrez 2015 - Categoria Sub-12 Absoluto | La Paz | BOL | 2015-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1581 | 1562 | 2.00 | 4 | 0.10 | 40 | 4.00 | |
|  Avila, Milder | | | 1626 | BOL | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Zurita, Santiago | | | 1440 | BOL | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Perez Aban, Javier Adrian | | | 1633 | BOL | 1.00 | 1 | 0.60 | 40 | 24.00 | | | Duran Luna, Oliver | | | 1623 | BOL | 0.00 | 1 | -0.42 | 40 | -16.80 | |
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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