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Individual Calculations July 2017 |
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| Leon Acevedo, Juan Alejandro Total change: 1.20 | |   |
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| XII Campeonato de Ajedrez Continental de las Americas Colombia 2017 | Medellin | COL | 2017-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1903 | 1659 | 1.50 | 7 | 0.03 | 40 | 1.20 | |
|  Chumpitaz, Ann | | wm | 2059 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Cordero, Daniela | | wm | 1979 | BOL | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Croes, Octavio | c | | 1888 | ARU | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Oquendo, Eder | | | 1884 | PAN | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Cox, Douglas | | | 1795 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Do Prado, Hamilton Mesquita | | | 1765 | BRA | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Borensztajn, David | f | | 1950 | BRA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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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