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Individual Calculations May 2019 |
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| Almanza Avila, Nataly Total change: -2.40 | |   |
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| Campeonato Nacional de Ajedrez Amateur 2019 Absoluto Categoria Sub1700 | Pereira | COL | 2019-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1365 | 1.00 | 4 | 0.20 | 40 | 8.00 | |
|  Bautista Chiquillo, Leidy | | | 1624 | COL | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Rodriguez Prieto, German Andres | | | 1606 | COL | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Reyes Aristizabal, Andres | | | 1634 | COL | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Moreno Marino, Juan Nicolas | | | 1556 | COL | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Semifinal 1 Categoria Sub-18 Absoluto 2019 | Ibague | COL | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1371 | 1.00 | 4 | -0.26 | 40 | -10.40 | |
| | Cayon, Laura Valentina | | | 1727 | COL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Valencia Lopez, Daily Vanessa | | | 1606 | COL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Campos Perilla, Angie Catalina | | | 1196 | COL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Manzano Gomez, Valentina | | | 1605 | COL | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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