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Individual Calculations May 2019 |
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| Ortegon Villacorte, Daniela Total change: -29.40 | |   |
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| Campeonato Nacional de Ajedrez Amateur 2019 Absoluto Categoria Sub2000 | Pereira | COL | 2019-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1906 | 0.50 | 3 | -1.47 | 20 | -29.40 | |
|  Casas Ospina, Favio | | | 1761 | COL | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Londono Lopez, Donaldo | | | 1839 | COL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Benjumea, David | | | 1763 | COL | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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