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Individual Calculations May 2019 |
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| Ospina Loaiza, Jhonny Total change: 30.80 | |   |
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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 |
| 1884 | 1931 | 5.50 | 7 | 1.54 | 20 | 30.80 | |
|  Martinez Paipa, Hernan | | | 1797 | COL | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Duque, Arnel Alberto | | | 1864 | COL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Montoya, Duvan | | | 1889 | COL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Sierra, Juan Mauricio | | | 1934 | COL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Arias, Juan Carlos | | | 1913 | COL | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Barrios, Bernardo | | | 1888 | COL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Cordoba Rodriguez, Milton Dennis | | | 1902 | COL | 0.00 | 1 | -0.54 | 20 | -10.80 | |
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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