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Individual Calculations August 2019 |
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| Villanueva Mamani, Andres Total change: -21.60 | |   |
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| XIII Olimpiada Nacional de Ajedrez 2019 (Sub-12 Absoluto) | Cochabamba | BOL | 2019-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1190 | 1015 | 0.00 | 2 | -0.54 | 40 | -21.60 | |
|  Castro Velasco, Carlos Andres | | | 1216 | BOL | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Parra Yupanqui, Felix Antonio | | | 1163 | BOL | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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