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Individual Calculations November 2018 |
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| Zapata Cuartas, Juan Carlos Total change: 39.80 | |   |
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| VIII. IRT Abierto Internacional de la Raza Universidad de Medellin-Liga de Ajedrez de Antioquia 2018 | Medellin | COL | 2018-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2071 | 4.50 | 7 | 1.99 | 20 | 39.80 | |
|  Arenas, David | g | | 2442 | COL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Martinez, Mauricio | | | 1982 | COL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Zapata Arbelaez, Estiven | f | | 2227 | COL | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Mora Moron, Jose Ramon | f | | 2168 | VEN | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Vargas Arteaga, Alexis | f | | 2262 | COL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Arango, Andres Mauricio | | | 2070 | COL | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Betancur Gilraldo, David Rogelio | | | 2155 | COL | 1.00 | 1 | 0.62 | 20 | 12.40 | |
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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