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Individual Calculations January 2011 |
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| Posada, Juan Manuel Total change: 4.80 | |   |
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| JAVH McGregor de Ajedrez ITT | Bogota | COL | 2010-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 1980 | 2.00 | 6 | 0.30 | 15 | 4.50 | |
|  Ruiz Aguilar, Pablo Alexander | | | 2307 | COL | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Maldonado, Hernan | | | 1994 | COL | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Mateus, Alejandro | | | 2274 | COL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Escobar Medina, Andres F | | | 2111 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Bermudes, Eduardo | | | 2101 | COL | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Almanza, Rafael Andres | | | 2148 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Festival Centroamericano y del Caribe de la Juventud U-14 Boys | Medellin | COL | 2010-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1859 | 1980 | 2.00 | 3 | 0.02 | 15 | 0.30 | |
| | Estevez, Carlos Ariel | | | 1833 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Velasco, Ricardo | | | 1964 | VEN | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Acevedo, Julian Steven | | | 1781 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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