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Individual Calculations October 2017 |
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| Villarroel, Windsor Total change: 12.00 | |   |
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| 1er. Festival IRT "Sol de Septiembre" (Categoria Abierta) | Cochabamba | BOL | 2017-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1905 | 1847 | 2.00 | 4 | 0.30 | 40 | 12.00 | |
|  Ferrufino, Boris | c | | 2090 | BOL | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Molina, Jorge | f | | 1984 | BOL | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Pinto Baltazar, Angel | | | 1608 | BOL | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Castillo Yujra, Miguel Angel | | | 1938 | BOL | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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