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Individual Calculations July 2017 |
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| Zapata, Olga Maria Total change: 4.20 | |   |
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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 |
| 1924 | 1715 | 3.00 | 11 | 0.21 | 20 | 4.20 | |
|  Otalora, Carlos Eduardo | f | | 2115 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Alvarado Arcila, Marvia Josefina | | wf | 2004 | VEN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Hernandez Saldivia, Rody | | | 1903 | CHI | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Abril, Mauricio | | | 2020 | COL | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Gonzalez Lopez, Nicolas Mateo | | | 2115 * | COL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Cordero, Daniela | | wm | 1979 | BOL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Lopez, Jorge Hernan | c | | 1963 | COL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Descarrega Zacarias, Vanessa | | | 1883 | VEN | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Arosemena, Franklin Alberto | | | 1881 | PAN | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Norena Marin, Jeronimo | | | 1439 | COL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Castaneda, Victor | c | | 1857 | COL | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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