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Individual Calculations December 2018 |
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| Zapata, Olga Maria Total change: -13.20 | |   |
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| XI Campeonato Continental Femenino de Ajedrez de las Americas Colombia 2018 | Envigado | COL | 2018-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1695 | 2.00 | 8 | -0.66 | 20 | -13.20 | |
|  Roca Rojas, Ana Flavia | | wm | 2095 * | CUB | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Barria Baker, Raisa Melissa | | wf | 1941 | PAN | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Munoz Monroy, Cinthya Carolina | | wf | 2032 | COL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Hoyos Garces, Rosana | | wc | 1586 | COL | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Prado, Alexandra | | wc | 1873 | BOL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Caballero Marrugo, Maria Jose | | | 1338 | COL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Cordero, Daniela | | wm | 2085 | BOL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Moncada Correa, Sara | | | 1792 | COL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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