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Individual Calculations July 2019 |
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| Lopez Morales, Ruben Alfonso Total change: 10.20 | |   |
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| IX Torneo Nacional IRT Alcaldia de Gachantiva - Liga ajedrez de Boyaca | Gachantiva | COL | 2019-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1605 | 2.00 | 4 | 0.51 | 20 | 10.20 | |
|  Vanegas, Ricardo | | | 1807 | COL | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Aguas, Jose Luis | | | 1926 | COL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Rojas Castillo, Andrea Lizeth | | | 1680 | COL | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Castillo Barajas, Juan Alberto | | | 1436 | COL | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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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