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Individual Calculations April 2018 |
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| Prada, Diogenes Total change: -49.20 | |   |
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| Campeonato Nacional Amateur 2018 Sub2000 | Bogota | COL | 2018-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1982 | 1.50 | 5 | -2.46 | 20 | -49.20 | |
|  Contreras R, Wilson Mauricio | | | 1750 | COL | 0.00 | 1 | -0.79 | 20 | -15.80 | |  Ramirez, Alexis | | | 1755 | COL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Ruiz Cruz, Cesar Augusto | | | 1789 | COL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Sarmiento, Leidy Carolina | | wc | 1734 | COL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Vargas, Diana Paola | | | 1720 | COL | 0.00 | 1 | -0.82 | 20 | -16.40 | |
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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