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Individual Calculations November 2018 |
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| Perez Arroyave, Damian Total change: 9.20 | |   |
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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 |
| 2137 | 1866 | 1.00 | 3 | 0.46 | 20 | 9.20 | |
|  Rios Parra, Mauricio | f | | 2235 | COL | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Toro Castaneda, Elizabeht | c | | 2066 | COL | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Aponte Castillo, Ernesto | | | 2110 | COL | 0.50 | 1 | 0.30 | 20 | 6.00 | |
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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