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Individual Calculations January 2019 |
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| Castillo Barajas, Jonhatan Total change: -18.60 | |   |
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| IRT Aguinaldo Boyacense 2018 | Tunja | COL | 2018-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 1829 | 1.00 | 5 | -0.93 | 20 | -18.60 | |
|  Vargas, Mauricio | f | | 2174 | COL | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Montenegro, Juan Rolando | | | 2123 | COL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Cifuentes, John Jairo | m | | 2186 | COL | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Reyes Aristizabal, Andres | | | 1584 | COL | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Rojas Castillo, Leibnitz Edison | | | 1623 | COL | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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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